Flying

When Abzan Skycaptain dies, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)

Flying

{1}{G}{U}: Creatures you control gain shroud until end of turn. (They can't be the targets of spells or abilities.)

Inspired -- Whenever Aerie Worshippers becomes untapped, you may pay {2}{U}. If you do, create a 2/2 blue Bird enchantment creature token with flying.

Flying

Aesthir Glider can't block.

Flying

Whenever Aetherstorm Roc or another creature enters the battlefield under your control, you get {E} (an energy counter).

Whenever Aetherstorm Roc attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it and tap up to one target creature defending player controls.

Defender (This creature can't attack.)

Flying

When Ageless Sentinels blocks, it becomes a Bird Giant, and it loses defender. (It's no longer a Wall. This effect lasts indefinitely.)

Draw a card for each Bird on the battlefield.

Flying

{1}{R}, Sacrifice a Goblin creature: Airdrop Condor deals damage equal to the sacrificed creature's power to any target.

Flying

Whenever you create one or more tokens for the first time each turn, create a 1/1 white Bird creature token with flying.

{3}{U}{R}{W}: Creature tokens you control gain double strike until end of turn.

Create two 1/1 blue Bird creature tokens with flying. Take an extra turn after this one. Exile Alrund's Epiphany.

Foretell {4}{U}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Alrund gets +1/+1 for each card in your hand and each foretold card you own in exile.

At the beginning of your end step, choose a card type, then reveal the top two cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order.

Flying

Whenever Hakka, Whispering Raven deals combat damage to a player, return it to its owner's hand, then scry 2.

{T}: Add {C}.

{2}, {T}: Put a +1/+1 counter on target Bird, Cat, Dog, Goat, Ox, or Snake.

Flying

First strike (This creature deals combat damage before creatures without first strike.)

Multikicker {1}{W} (You may pay an additional {1}{W} any number of times as you cast this spell.)

Flying

Apex Hawks enters the battlefield with a +1/+1 counter on it for each time it was kicked.

Flying

When Aphetto Vulture dies, you may put target Zombie card from your graveyard on top of your library.

Flying

When Arcanist's Owl enters the battlefield, look at the top four cards of your library. You may reveal an artifact or enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flying

Arctic Aven gets +1/+1 as long as you control a Plains.

{W}: Arctic Aven gains lifelink until end of turn. (Damage dealt by this creature also causes you to gain that much life.)

Flying

Whenever you cast a historic spell, scry 1. (Artifacts, legendaries, and Sagas are historic. To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

Flying

Ascending Aven can block only creatures with flying.

Morph {2}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flying

When Augury Owl enters the battlefield, scry 3. (Look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Flying

Foretell {1}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Flying

{2}{W}, {T}: Aven Archer deals 2 damage to target attacking or blocking creature.

Flying

Sacrifice Aven Augur: Return up to two target creatures to their owners' hands. Activate only during your upkeep.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Battle Priest enters the battlefield, you gain 3 life.

Flying

Other Bird creatures get +1/+1.

Other Soldier creatures get +1/+1.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Cloudchaser enters the battlefield, destroy target enchantment.

Flying

Flying

When Aven Eternal enters the battlefield, amass 1. (Put a +1/+1 counter on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.)

Flying

Whenever a permanent is turned face up, put a +1/+1 counter on Aven Farseer.

Flying

When Aven Fateshaper enters the battlefield, look at the top four cards of your library, then put them back in any order.

{4}{U}: Look at the top four cards of your library, then put them back in any order.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Fisher dies, you may draw a card.

Flying

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Flying (This creature can't be blocked except by creatures with flying or reach.)

{W}: Aven Flock gets +0/+1 until end of turn.

Flying

When Aven Fogbringer enters the battlefield, return target land to its owner's hand.

Flying

When Aven Gagglemaster enters the battlefield, you gain 2 life for each creature you control with flying.

Flying

Embalm {6}{U} ({6}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Bird Warrior with no mana cost. Embalm only as a sorcery.)

Flying

Morph {3}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Aven Liberator is turned face up, target creature you control gains protection from the color of your choice until end of turn.

Flying

At the beginning of your upkeep, you may put a feather counter on target creature. If you do, that creature has base power and toughness 3/1 and has flying for as long as it has a feather counter on it.

Flash

Flying

If an opponent would search a library, that player searches the top four cards of that library instead.

Flying

{T}: Prevent the next 2 damage that would be dealt to any target this turn.

Flash

Flying

Flying

Vanishing 3 (This creature enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Aven Riftwatcher enters or leaves the battlefield, you gain 2 life.

Flying

Flying

Flying, protection from red

Flying

{2}{W}: Look at target face-down creature.

Flying

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Flying

Double strike (This creature deals both first-strike and regular combat damage.)

Megamorph {4}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Flying

When Aven Surveyor enters the battlefield, choose one --

• Put a +1/+1 counter on Aven Surveyor.

• Return target creature to its owner's hand.

Flying

When Aven Tactician enters the battlefield, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

Flying

Domain -- Aven Trailblazer's toughness is equal to the number of basic land types among lands you control.

Flying

{2}{W}, Discard a card: Aven Trooper gets +1/+2 until end of turn.

Amplify 1 (As this creature enters the battlefield, put a +1/+1 counter on it for each Bird and/or Soldier card you reveal in your hand.)

Flying

Flying, vigilance

Creature tokens you control have flying and vigilance.

Embalm {4}{W}{U} ({4}{W}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Bird Warrior with no mana cost. Embalm only as a sorcery.)

Flying

Whenever you cast an instant or sorcery spell, Aven Wind Mage gets +1/+1 until end of turn.

Flying (This creature can't be blocked except by creatures with flying or reach.)

{1}{U}: Target player reveals the top card of their library.

Flying

When Aven of Enduring Hope enters the battlefield, you gain 3 life.

Flying

Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.)

When you cycle Avian Oddity, put a flying counter on target creature you control.

{T}: Add {W} or {U}.

{W}{U}: Azorius Keyrune becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.

Flying, deathtouch

When Baleful Strix enters the battlefield, draw a card.

Flying

{B}: Balshan Collaborator gets +1/+1 until end of turn.

Create two 1/1 white Bird creature tokens with flying.

Flashback--Tap three untapped white creatures you control. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying

Battlefield Percher can block only creatures with flying.

{1}{B}: Battlefield Percher gets +1/+1 until end of turn.

Flying, first strike

Flying

When Battleflight Eagle enters the battlefield, target creature gets +2/+2 and gains flying until end of turn.

Flying

Threshold -- As long as seven or more cards are in your graveyard, Battlewise Aven gets +1/+1 and has first strike.

Flying, vigilance

Flying

Whenever Beacon Hawk deals combat damage to a player, you may untap target creature.

{W}: Beacon Hawk gets +0/+1 until end of turn.

Whenever a creature enters the battlefield this turn, you may draw a card.

Fuse (You may cast one or both halves of this card from your hand.)

---

Create four 1/1 white Bird creature tokens with flying.

Fuse (You may cast one or both halves of this card from your hand.)

Flying

Belbe's Percher can block only creatures with flying.

Flying

Flying

{T}: Add one mana of any color.

Flash

Flying

When Blizzard Strix enters the battlefield, if you control another snow permanent, exile target permanent other than Blizzard Strix. Return that card to the battlefield under its owner's control at the beginning of the next end step.

This spell costs {3} less to cast if a creature died this turn.

Flying, deathtouch

Flying

Whenever a player attacks one of your opponents, if that opponent has more life than another of your opponents, that attacking player draws a card and you put two +1/+1 counters on a creature you control.

Whenever another creature enters the battlefield under your control, Bronzebeak Moa gets +3/+3 until end of turn.

Flying

When Carrier Pigeons enters the battlefield, draw a card at the beginning of the next turn's upkeep.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Carrion Crow enters the battlefield tapped.

Flying

Flying

When Cartographer's Hawk deals combat damage to a player who controls more lands than you, return it to its owner's hand. If you do, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

Flying

As long as Castle Raptors is untapped, it gets +0/+2.

Flying

When Celestial Gatekeeper dies, exile it, then return up to two target Bird and/or Cleric permanent cards from your graveyard to the battlefield.

Flash (You may cast this card any time you could cast an instant.)

Flying

Celestial Messenger gets +1/+1 as long as you control a Yanling planeswalker.

Flying

You may discard Circling Vultures any time you could cast an instant.

At the beginning of your upkeep, sacrifice Circling Vultures unless you exile the top creature card of your graveyard.

Flying

Clockwork Avian enters the battlefield with four +1/+0 counters on it.

At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1/+0 counter from it.

{X}, {T}: Put up to X +1/+0 counters on Clockwork Avian. This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four. Activate only during your upkeep.

Flying

Clockwork Condor enters the battlefield with three +1/+1 counters on it.

Whenever Clockwork Condor attacks or blocks, remove a +1/+1 counter from it at end of combat.

Flying

When Cloudchaser Eagle enters the battlefield, destroy target enchantment.

Flying

When Cloudchaser Kestrel enters the battlefield, destroy target enchantment.

{W}: Target permanent becomes white until end of turn.

Flying

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Flying, protection from green

Sacrifice a land: Coastal Hornclaw gains flying until end of turn.

Reveal Cogwork Spy as you draft it. You may look at the next card drafted from this booster pack.

Flying

Flying (This creature can't be blocked except by creatures with flying or reach.)

Flying

At the beginning of combat on your turn, target creature you control gets +1/+0 and gains vigilance until end of turn.

Flying, protection from creatures

Flying

{1}{W}: Untap target creature. Activate only if you control a Gideon planeswalker.

Flying, vigilance

Flying

Whenever Coveted Peacock attacks, you may goad target creature defending player controls. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Flying

Whenever Crimson Roc blocks a creature without flying, Crimson Roc gets +1/+0 and gains first strike until end of turn.

Flying

Tap two untapped Birds you control: Draw a card.

Tap two untapped Wizards you control: Target creature gains flying until end of turn.

Flash

Flying

When Crookclaw Transmuter enters the battlefield, switch target creature's power and toughness until end of turn.

Flying

When Crow of Dark Tidings enters the battlefield or dies, mill two cards. (Put the top two cards of your library into your graveyard.)

At the beginning of your upkeep, sacrifice Darba unless you pay {G}{G}.

Flying

Whenever Dauntless Aven attacks, untap target creature you control.

Flying

When Dawnfeather Eagle enters the battlefield, creatures you control get +1/+1 and gain vigilance until end of turn.

Flying

When Death's-Head Buzzard dies, all creatures get -1/-1 until end of turn.

Flying

{4}, {T}: Search your library for a Rebel permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

Flying

Whenever Derevi, Empyrial Tactician enters the battlefield or a creature you control deals combat damage to a player, you may tap or untap target permanent.

{1}{G}{W}{U}: Put Derevi onto the battlefield from the command zone.

Flying

{T}, Sacrifice Dive Bomber: It deals 2 damage to target attacking or blocking creature.

({W/U} can be paid with either {W} or {U}.)

Whenever a player casts a noncreature spell, counter that spell. That player creates X 1/1 white and blue Bird creature tokens with flying, where X is the spell's mana value.

Flying, protection from Dragons

Flying

{T}: Target land becomes the basic land type of your choice until end of turn.

Mutate {3}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flying

Whenever this creature mutates, draw a card.

{U}: Dukhara Peafowl gains flying until end of turn.

Flying, protection from black

Flying, protection from black

Suspend 3--{1}{W} (Rather than cast this card from your hand, you may pay {1}{W} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

Flying, vigilance

Flying

When Eddytrail Hawk enters the battlefield, you get {E}{E} (two energy counters).

Whenever Eddytrail Hawk attacks, you may pay {E}. If you do, another target attacking creature gains flying until end of turn.

Flying

Landfall -- Whenever a land enters the battlefield under your control, you may create a 1/1 white Bird creature token with flying.

Flying

Other creatures you control with flying get +1/+1.

Flying

Spells your opponents cast that target one or more commanders you control cost {3} more to cast.

Partner (You can have two commanders if both have partner.)

Flying

Flying

When Expedition Raptor enters the battlefield, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Create a 1/1 white Bird creature token with flying, then populate. (Create a token that's a copy of a creature token you control.)

Whenever you cast a green spell, you may create a 2/2 green Wolf creature token.

Whenever you cast a blue spell, you may create a 1/1 blue Bird creature token with flying.

Whenever Falconer Adept attacks, create a 1/1 white Bird creature token with flying that's tapped and attacking.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Whenever Fire-Omen Crane attacks, it deals 1 damage to target creature an opponent controls.

Fledgling Osprey has flying as long as it's enchanted.

Flying

Whenever a player cycles a card, return Fleeting Aven to its owner's hand.

Create X 1/1 white Bird Soldier creature tokens with flying, where X is the number of attacking creatures.

Flying, protection from red

Flying

{S}{S}: Frost Raptor gains shroud until end of turn. ({S} can be paid with one mana from a snow source. A creature with shroud can't be the target of spells or abilities.)

Flying

When Frost Trickster enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Flying

Flying

When Giant Albatross dies, you may pay {1}{U}. If you do, for each creature that dealt damage to Giant Albatross this turn, destroy that creature unless its controller pays 2 life. A creature destroyed this way can't be regenerated.

Flying

When Gilded Goose enters the battlefield, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

{1}{G}, {T}: Create a Food token.

{T}, Sacrifice a Food: Add one mana of any color.

Flying

{5}{W}: The next time damage would be dealt to Glarecaster and/or you this turn, that damage is dealt to any target instead.

Flying

When Glint Hawk enters the battlefield, sacrifice it unless you return an artifact you control to its owner's hand.

Whenever another artifact enters the battlefield under your control, you may have Glint Hawk Idol become a 2/2 Bird artifact creature with flying until end of turn.

{W}: Glint Hawk Idol becomes a 2/2 Bird artifact creature with flying until end of turn.

Flying

When Glint-Nest Crane enters the battlefield, look at the top four cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Flying

When Gorging Vulture enters the battlefield, mill four cards. You gain 1 life for each creature card milled this way. (To mill a card, put the top card of your library into your graveyard.)

Flying (This creature can't be blocked except by creatures with flying or reach.)

{5}{B}{B}: Return target creature card from your graveyard to the battlefield tapped.

Flying

Whenever Gustcloak Harrier becomes blocked, you may untap it and remove it from combat.

Flying

Whenever a creature you control becomes blocked, you may untap that creature and remove it from combat.

Flying

Whenever Gustcloak Skirmisher becomes blocked, you may untap it and remove it from combat.

Flying, lifelink

Flying

High Sentinels of Arashin gets +1/+1 for each other creature you control with a +1/+1 counter on it.

{3}{W}: Put a +1/+1 counter on target creature.

Echo {2}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Hunting Moa enters the battlefield or dies, put a +1/+1 counter on target creature.

Flying

{U}, Sacrifice Hydromorph Gull: Counter target spell that targets a creature you control.

Flying

Morph {1}{G}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Icefeather Aven is turned face up, you may return another target creature to its owner's hand.

Draft Illusionary Informant face up.

During the draft, you may turn Illusionary Informant face down. If you do, look at the next card drafted by a player of your choice.

Flying

Flying

Whenever Impaler Shrike deals combat damage to a player, you may sacrifice it. If you do, draw three cards.

Flying

Whenever an opponent casts a spell, put a +1/+1 counter on Ishai, Ojutai Dragonspeaker.

Partner (You can have two commanders if both have partner.)

Flying

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Flying

Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)

Flying

Sacrifice Judge's Familiar: Counter target instant or sorcery spell unless its controller pays {1}.

Flying

When Junk Diver dies, return another target artifact card from your graveyard to your hand.

Cumulative upkeep {W} or {U} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Jötun Owl Keeper dies, create a 1/1 white Bird creature token with flying for each age counter on it.

Flying

Whenever Kangee's Lieutenant attacks, attacking creatures with flying get +1/+1 until end of turn.

Encore {5}{W} ({5}{W}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Kicker {X}{2} (You may pay an additional {X}{2} as you cast this spell.)

Flying

When Kangee, Aerie Keeper enters the battlefield, if it was kicked, put X feather counters on it.

Other Bird creatures get +1/+1 for each feather counter on Kangee, Aerie Keeper.

Flying, vigilance

Whenever Kangee, Sky Warden attacks, attacking creatures with flying get +2/+0 until end of turn.

Whenever Kangee blocks, blocking creatures with flying get +0/+2 until end of turn.

Flying

When Kathari Bomber deals combat damage to a player, create two 1/1 red Goblin creature tokens and sacrifice Kathari Bomber.

Unearth {3}{B}{R} ({3}{B}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying

{B}: Regenerate Kathari Remnant.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Flying

Unearth {2}{U} ({2}{U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying

Cycling {2} ({2}, Discard this card: Draw a card.)

Flying

{T}, Tap two untapped Birds you control: Return target permanent to its owner's hand.

{T}: Exile the top card of your library. If it's a land card, put it into your hand. Otherwise, put a study counter on it.

{4}{G}: Create a 0/0 green and blue Fractal creature token. Put a +1/+1 counter on it for each different mana value among nonland cards you own in exile with study counters on them.

Flying

{X}{U}{U}, {T}: Exile the top X cards of your library and put a study counter on each of them. Then you may put a card you own in exile with a study counter on it into your hand.

Flying

When Kingfisher dies, draw a card.

Flying

Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying.

Sacrifice a Spirit: Add {R}.

Flying

{1}{W}, Sacrifice Lieutenant Kirtar: Exile target attacking creature.

Defender, flying

Whenever you cast a white spell, Loyal Gyrfalcon loses defender until end of turn.

Flying

{3}{W}{W}, Sacrifice Major Teroh: Exile all black creatures.

Flying

Whenever Mercurial Kite deals combat damage to a creature, tap that creature. That creature doesn't untap during its controller's next untap step.

Flying

{1}{W}: Mesa Falcon gets +0/+1 until end of turn.

Flying

When Messenger Falcons enters the battlefield, draw a card.

Flying

Council's dilemma -- When Messenger Jays enters the battlefield, starting with you, each player votes for feather or quill. Put a +1/+1 counter on Messenger Jays for each feather vote and draw a card for each quill vote. For each card drawn this way, discard a card.

Create four 1/1 white Bird creature tokens with flying.

Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Flying

{2}: Target player mills a card. Mindshrieker gets +X/+X until end of turn, where X is the milled card's mana value.

Flying

When Mist Raven enters the battlefield, return target creature to its owner's hand.

Defender, flying

Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flying

+2: Until your next turn, up to one target creature gets -2/-0 and loses flying.

-3: Create a 4/4 blue Elemental Bird creature token with flying.

-8: You get an emblem with "Islands you control have '{T}: Draw a card.'"

Flying

Whenever another creature dies, you may draw a card. If you do, discard a card.

Whenever you cast an instant or sorcery spell, create a 1/1 blue Bird Illusion creature token with flying.

Flying

Threshold -- As long as seven or more cards are in your graveyard, Mystic Familiar gets +1/+1 and has protection from black.

Flash (You may cast this spell any time you could cast an instant.)

Flying

Flying

When Neurok Familiar enters the battlefield, reveal the top card of your library. If it's an artifact card, put it into your hand. Otherwise, put it into your graveyard.

Flash

Flying

Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.)

When you cycle Nimble Obstructionist, counter target activated or triggered ability you don't control.

Flying

Megamorph {3}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Flying

Cycling {2} ({2}, Discard this card: Draw a card.)

Embalm {3}{W}{W} ({3}{W}{W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Bird Soldier with no mana cost. Embalm only as a sorcery.)

As an additional cost to cast this spell, you may reveal a Dragon card from your hand.

Defender, flying

When Orator of Ojutai enters the battlefield, if you revealed a Dragon card or controlled a Dragon as you cast this spell, draw a card.

Domain -- Create a 1/1 blue Bird creature token with flying for each basic land type among lands you control.

Flying

Tribute 2 (As this creature enters the battlefield, an opponent of your choice may put two +1/+1 counters on it.)

When Ornitharch enters the battlefield, if tribute wasn't paid, create two 1/1 white Bird creature tokens with flying.

Flying

At the beginning of each end step, if a creature died this turn, put a carrion counter on Osai Vultures.

Remove two carrion counters from Osai Vultures: Osai Vultures gets +1/+1 until end of turn.

Flying

When Owl Familiar enters the battlefield, draw a card, then discard a card.

Flying

When Palace Familiar dies, draw a card.

Flying

When Parasitic Strix enters the battlefield, if you control a black permanent, target player loses 2 life and you gain 2 life.

Flying

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

{2}{R}: Pestilent Kathari gains first strike until end of turn.

Flying

Phantom Flock enters the battlefield with three +1/+1 counters on it.

If damage would be dealt to Phantom Flock, prevent that damage. Remove a +1/+1 counter from Phantom Flock.

Flying

{S}, {T}: Draw a card, then discard a card. ({S} can be paid with one mana from a snow source.)

Flying, first strike

At the beginning of your upkeep, sacrifice Pit Raptor unless you pay {2}{B}{B}.

Mutate {2}{R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

{T}: This creature deals X damage to any target, where X is the number of times this creature has mutated.

Flying

Threshold -- As long as seven or more cards are in your graveyard, Possessed Aven gets +1/+1, is black, and has "{2}{B}, {T}: Destroy target blue creature."

Flying

Pride of the Clouds gets +1/+1 for each other creature with flying on the battlefield.

Forecast -- {2}{W}{U}, Reveal Pride of the Clouds from your hand: Create a 1/1 white and blue Bird creature token with flying. (Activate only during your upkeep and only once each turn.)

Flying

Cycling {2} ({2}, Discard this card: Draw a card.)

Flying

{1}: Rainbow Crow becomes the color of your choice until end of turn.

Flying

Echo {2}{U} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Raven Familiar enters the battlefield, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Equipped creature gets +1/+0, has flying, and is a Bird in addition to its other types.

Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Exile target artifact or creature. Its controller creates a 1/1 blue Bird creature token with flying.

Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Flying

Rimefeather Owl's power and toughness are each equal to the number of snow permanents on the battlefield.

{1}{S}: Put an ice counter on target permanent.

Permanents with ice counters on them are snow.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Create two 2/2 blue Bird enchantment creature tokens with flying. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Flying

{3}{G}{U}: You gain 2 life and draw a card.

Flying

Whenever Roc Charger attacks, target attacking creature without flying gains flying until end of turn.

Defender (This creature can't attack.)

When Roc Egg dies, create a 3/3 white Bird creature token with flying.

Roc Hatchling enters the battlefield with four shell counters on it.

At the beginning of your upkeep, remove a shell counter from Roc Hatchling.

As long as Roc Hatchling has no shell counters on it, it gets +3/+2 and has flying.

Flying

Flying

When Rukh Egg dies, create a 4/4 red Bird creature token with flying at the beginning of the next end step.

Flying

When Runewing dies, draw a card.

Flying

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Sage Aven enters the battlefield, look at the top four cards of your library, then put them back in any order.

Flying

When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.

Flying

Morph {3}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flying

When Sawtooth Loon enters the battlefield, return a white or blue creature you control to its owner's hand.

When Sawtooth Loon enters the battlefield, draw two cards, then put two cards from your hand on the bottom of your library.

When Scion of Vitu-Ghazi enters the battlefield, if you cast it from your hand, create a 1/1 white Bird creature token with flying, then populate. (Create a token that's a copy of a creature token you control.)

Flying

When Screaming Seahawk enters the battlefield, you may search your library for a card named Screaming Seahawk, reveal it, put it into your hand, then shuffle.

Flying

When Screeching Buzzard dies, each opponent discards a card.

Flying

Metalcraft -- Whenever Screeching Silcaw deals combat damage to a player, if you control three or more artifacts, that player mills four cards.

Flying

{T}: Add {C}.

{W}{U}, {T}, Sacrifice a Bird: Draw a card.

When Seller of Songbirds enters the battlefield, create a 1/1 white Bird creature token with flying.

Flying

{1}{W}: Senate Courier gains vigilance until end of turn.

Flying, first strike

Whenever you cast a historic spell, Serra Disciple gets +1/+1 until end of turn. (Artifacts, legendaries, and Sagas are historic.)

Partner with Brallin, Skyshark Rider

Flying

Whenever you draw a card, put a +1/+1 counter on Shabraz, the Skyshark and you gain 1 life.

{W/U}: Target Human gains flying until end of turn.

Flying, vigilance

{T}: Put a +1/+1 counter on each creature that entered the battlefield under your control this turn.

{T}: Put a +1/+1 counter on another target creature, then Embrose, Dean of Shadow deals 2 damage to that creature.

Whenever a creature you control with a +1/+1 counter on it dies, draw a card.

Flying

Islandcycling {2} ({2}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Flying

{1}: Shriekdiver gains haste until end of turn.

Flying

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

Whenever another creature you control dies, put a +1/+1 counter on Silumgar Scavenger. It gains haste until end of turn if it exploited that creature.

Flying, trample

Flying

{B}, Sacrifice a creature: Regenerate Skeletal Kathari.

Flying

Whenever you cast a noncreature spell, Sky Theater Strix gets +1/+0 until end of turn.

Flying

Skycat Sovereign gets +1/+1 for each other creature you control with flying.

{2}{W}{U}: Create a 1/1 white Cat Bird creature token with flying.

Flying

Whenever Skymark Roc attacks, you may return target creature defending player controls with toughness 2 or less to its owner's hand.

Cast this spell only if you've cast another spell this turn.

Flying

Flying, vigilance

Flying

Flying

Discard a card: Return Skywing Aven to its owner's hand.

Flying

When Soaring Show-Off enters the battlefield, each player draws a card.

Flying

Morph {3}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Bird creatures get +1/+1.

{1}{W}: Target Bird creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Flying

Whenever a creature with flying dies, put a +1/+1 counter on Soulcatcher.

Whenever a Bird is put into your graveyard from the battlefield, put a feather counter on Soulcatchers' Aerie.

Bird creatures get +1/+1 for each feather counter on Soulcatchers' Aerie.

Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flying

Whenever this creature mutates, gain control of target noncreature artifact.

Flying

Instant and sorcery spells you cast with mana value 5 or greater cost {1} less to cast.

Flying

When Spire Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.

Flying

When Squadron Hawk enters the battlefield, you may search your library for up to three cards named Squadron Hawk, reveal them, put them into your hand, then shuffle.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)

Flying

Whenever Steel-Plume Marshal attacks, other attacking creatures you control with flying get +2/+2 until end of turn.

Flying, first strike

Flying (This creature can't be blocked except by creatures with flying or reach.)

Flying

White spells and black spells you cast cost {1} less to cast.

Flying

Sacrifice a land: Return Stormwatch Eagle to its owner's hand.

Flying

If noncombat damage would be dealt to Stormwild Capridor, prevent that damage. Put a +1/+1 counter on Stormwild Capridor for each 1 damage prevented this way.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Flying

Flying

Flying

When Supply-Line Cranes enters the battlefield, put a +1/+1 counter on target creature.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Flying

If a source would deal damage to Swans of Bryn Argoll, prevent that damage. The source's controller draws cards equal to the damage prevented this way.

Flying

{1}: Swooping Talon loses flying until end of turn.

Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)

Flying

Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Flying

You may exert Tah-Crop Elite as it attacks. When you do, creatures you control get +1/+1 until end of turn. (An exerted creature won't untap during your next untap step.)

Flying

Flying

When Tazeem Raptor enters the battlefield, you may return a land you control to its owner's hand.

Kicker {4}{U} (You may pay an additional {4}{U} as you cast this spell.)

Flying

When Tempest Owl enters the battlefield, if it was kicked, tap up to three target permanents.

Flying

Flying

Whenever you cast a historic spell, return target creature card with mana value 3 or less from your graveyard to the battlefield. (Artifacts, legendaries, and Sagas are historic.)

Flying

When Thaumaturge's Familiar enters the battlefield, scry 1.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Create a 1/1 blue Bird creature token with flying. You gain 2 life.

II -- Whenever one or more creatures you control with flying deal combat damage to a player this turn, look at that player's hand and draw a card.

III -- You may put a card you own from outside the game on top of your library.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Whenever Thieving Magpie deals damage to an opponent, draw a card.

Flying

At the beginning of your upkeep, if a player controls more Wizards than each other player, the player who controls the most Wizards gains control of Thoughtbound Primoc.

Flying

Whenever Thrummingbird deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Flying

Whenever Trained Condor attacks, another target creature you control gains flying until end of turn.

Flying, protection from green

Flying

Whenever Umara Raptor or another Ally enters the battlefield under your control, you may put a +1/+1 counter on Umara Raptor.

Flying

Whenever you cast a spell from anywhere other than your hand, draw a card.

When an opponent casts a spell, if Veil of Birds is an enchantment, Veil of Birds becomes a 1/1 Bird creature with flying.

Flash

Flying

Mutate {2}{W} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flying

Whenever this creature mutates, put a +1/+1 counter on it.

Flying

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

When Vulturous Aven exploits a creature, you draw two cards and you lose 2 life.

Flying

{1}{B}, Sacrifice a creature: Regenerate Wake of Vultures.

Flying

War Falcon can't attack unless you control a Knight or a Soldier.

Flying

{5}{W}, {T}: Other creatures you control get +1/+1 until end of turn.

Flying

Creature spells with flying you cast cost {1} less to cast.

Flying

Morph--Reveal a white card in your hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Watcher of the Roost is turned face up, you gain 2 life.

Flying

Creature spells with flying you cast cost {1} less to cast.

Whenever another creature with flying enters the battlefield under your control, Watcher of the Spheres gets +1/+1 until end of turn.

Flying

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Flying

When Welkin Guide enters the battlefield, target creature gets +2/+2 and gains flying until end of turn.

Flying

When Welkin Hawk dies, you may search your library for a card named Welkin Hawk, reveal that card, put it into your hand, then shuffle.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Welkin Tern can block only creatures with flying.

{G}{G}, {T}: Target creature can't be regenerated this turn. Damage that would be dealt to that creature this turn can't be prevented or dealt instead to another permanent or player. When the creature dies this turn, exile the creature.

Flying, first strike

{W}{W}: Wild Aesthir gets +2/+0 until end of turn. Activate only once each turn.

Flying

Attacking creatures you control have lifelink.

Flying

Cycling {U} ({U}, Discard this card: Draw a card.)

When you cycle Windcaller Aven, target creature gains flying until end of turn.

Flying, protection from blue

Flying

Morph {2}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Wingbeat Warrior is turned face up, target creature gains first strike until end of turn.

Flying

Raid -- When Wingmate Roc enters the battlefield, if you attacked this turn, create a 3/4 white Bird creature token with flying.

Whenever Wingmate Roc attacks, you gain 1 life for each attacking creature.

Flying

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

Flying

When Yanling's Harbinger enters the battlefield, you may search your library and/or graveyard for a card named Mu Yanling, Celestial Wind, reveal it, and put it into your hand. If you search your library this way, shuffle.

Companion -- Your starting deck contains at least twenty cards more than the minimum deck size. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

Flying

When Yorion enters the battlefield, exile any number of other nonland permanents you own and control. Return those cards to the battlefield at the beginning of the next end step.

Flying

Whenever you cycle or discard a card, target creature gains flying until end of turn.

Flying, vigilance

Flying

Plainswalk (This creature can't be blocked as long as defending player controls a Plains.)