{T}: Add {C}.

{T}: Add {W} or {U}. Adarkar Wastes deals 1 damage to you.

Draw a card for each Bird on the battlefield.

{T}: Add one mana of any color in your commander's color identity.

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, protection from red

Flying

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

{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.

{1}, {T}: Add {W}{U}.

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.)

Return target permanent to its owner's hand.

{T}: Add {C}.

{1}, {T}: Put a storage counter on Calciform Pools.

{1}, Remove X storage counters from Calciform Pools: Add X mana in any combination of {W} and/or {U}.

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.

Choose one --

• Destroy all creatures.

• Destroy all artifacts and enchantments.

Flying, protection from green

Coastal Tower enters the battlefield tapped.

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

Flying, protection from creatures

{T}: Add one mana of any color in your commander's color identity.

Sacrifice Commander's Sphere: Draw a card.

Counter target spell.

Flying

Tap two untapped Birds you control: Draw a card.

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

{T}: Add {C}.

{W}, {T}: Target Soldier creature gets +1/+1 until end of turn.

Flying

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

Whenever you cast a creature spell, you may pay {1}. If you do, return target creature to its owner's hand.

Return target permanent to its owner's hand.

Destroy target creature or planeswalker. Its controller investigates. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Creatures you control with flying get +1/+1.

Commander creatures you own have "Whenever you cast a spell that shares a creature type with this creature, draw a card. This ability triggers only once each turn."

Target blocking creature gets +4/+4 until end of turn.

Draw a card.

Flying

{2}{W}: Choose a color. Creatures you control gain protection from the chosen color until end of turn. Activate only if Glory is in your graveyard.

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

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.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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

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

Flying

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

Lonely Sandbar enters the battlefield tapped.

{T}: Add {U}.

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

Flying

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

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.)

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

Flying

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

Target player draws four cards.

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.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

When Prophetic Prism enters the battlefield, draw a card.

{1}, {T}: Add one mana of any color.

Draw two cards, then discard a card. Then if an opponent has more cards in hand than you, return Pulse of the Grid to its owner's hand.

Untap all creatures you control. Creatures you control with flying get +2/+2 until end of turn.

Exile target creature that dealt damage to you this turn.

Whenever a creature you control deals combat damage to a player, you may draw a card.

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

Choose one --

• Creatures you control get +1/+1 until end of turn.

• Untap all creatures you control.

Entwine {1}{W} (Choose both if you pay the entwine cost.)

Prevent all damage that would be dealt to you and creatures you control this turn.

Flying

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

{T}: Add {C}.

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

As Secluded Courtyard enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.

Secluded Steppe enters the battlefield tapped.

{T}: Add {W}.

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

As Shared Triumph enters the battlefield, choose a creature type.

Creatures of the chosen type get +1/+1.

Target creature you control gains protection from the color of your choice until end of turn.

Draw a card.

Sky Diamond enters the battlefield tapped.

{T}: Add {U}.

Tap all creatures target player controls. Those creatures don't untap during that player's next untap step.

{T}: Add {C}{C}.

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.

You gain X life and draw X cards.

Flying

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

{T}: Add {C}{C}. Activate only if you control five or more lands.

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

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.)

Return a creature you control to its owner's hand, then destroy all creatures.

Flying, protection from green

Enchant creature

When Unquestioned Authority enters the battlefield, draw a card.

Enchanted creature has protection from creatures.

Return target creature to its owner's hand.

Flying

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

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.

This spell costs {1} less to cast if you control a creature with flying.

Draw two cards.

If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead.