As Adaptive Automaton enters the battlefield, choose a creature type.
Adaptive Automaton is the chosen type in addition to its other types.
Other creatures you control of the chosen type get +1/+1.
2 /
2
{3}{U}
Airborne Aid
Sorcery
Draw a card for each Bird on the battlefield.
{5}{U}{U}
Alrund's Epiphany
Sorcery
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.)
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{U}
Artificer's Assistant
Creature - Bird
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.)
1 /
1
{1}{U}
Augury Owl
Creature - Bird
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.)
1 /
1
{U}
Aven Envoy
Creature - Bird Soldier
Flying
0 /
2
{4}{U}{U}{U}
Blatant Thievery
Sorcery
For each opponent, gain control of target permanent that player controls.
{U}
Cloudfin Raptor
Creature - Bird Mutant
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.)
0 /
1
{2}{U}{U}
Coastal Piracy
Enchantment
Whenever a creature you control deals combat damage to an opponent, you may draw a card.
{5}
Coat of Arms
Artifact
Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)
{3}{U}
Curiosity Crafter
Creature - Bird Wizard
Flying
You have no maximum hand size.
Whenever a creature token you control deals combat damage to a player, draw a card.
3 /
3
{2}{U}{U}
Donal, Herald of Wings
Legendary Creature - Human Wizard
Whenever you cast a nonlegendary creature spell with flying, you may copy it, except the copy is a 1/1 Spirit in addition to its other types. Do this only once each turn. (The copy becomes a token.)
3 /
3
{4}
Door of Destinies
Artifact
As Door of Destinies enters the battlefield, choose a creature type.
Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies.
Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.
{1}{U}
Esior, Wardwing Familiar
Legendary Creature - Bird
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.)
1 /
3
{1}{U}
Essence Scatter
Instant
Counter target creature spell.
{1}{U}
Favorable Winds
Enchantment
Creatures you control with flying get +1/+1.
{2}
Fellwar Stone
Artifact
{T}: Add one mana of any color that a land an opponent controls could produce.
{1}{U}
Foul Watcher
Creature - Nightmare Bird
Flying
When Foul Watcher enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)
Delirium -- Foul Watcher gets +1/+0 as long as there are four or more card types among cards in your graveyard.
1 /
2
{2}
Fractured Powerstone
Artifact
{T}: Add {C}.
{T}: Roll the planar die. Activate only as a sorcery.
{3}{U}{U}
Gravitational Shift
Enchantment
Creatures with flying get +2/+0.
Creatures without flying get -2/-0.
{3}{U}
Gust of Wind
Sorcery
This spell costs {2} less to cast if you control a creature with flying.
Return target nonland permanent you don't control to its owner's hand.
Draw a card.
{3}
Icon of Ancestry
Artifact
As Icon of Ancestry enters the battlefield, choose a creature type.
Creatures you control of the chosen type get +1/+1.
{3}, {T}: Look at the top three cards of your library. You may reveal a creature card of the chosen type from among them and put it into your hand. Put the rest on the bottom of your library in a random order.
{1}{U}{U}{U}{U}
Invoke the Winds
Sorcery
Gain control of target artifact or creature. Untap it.
{1}{U}
Keep Safe
Instant
Counter target spell that targets a permanent you control.
Draw a card.
{3}{U}{U}
Kindred Discovery
Enchantment
As Kindred Discovery enters the battlefield, choose a creature type.
Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card.
{1}{U}
Ledger Shredder
Creature - Bird Advisor
Flying
Whenever a player casts their second spell each turn, Ledger Shredder connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)
1 /
3
{2}{U}{U}
Leyline of Anticipation
Enchantment
If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield.
You may cast spells as though they had flash.
{1}{U}
Lofty Denial
Instant
Counter target spell unless its controller pays {1}. If you control a creature with flying, counter that spell unless its controller pays {4} instead.
{3}{U}
Meneldor, Swift Savior
Legendary Creature - Bird Soldier
Flying
Whenever Meneldor, Swift Savior deals combat damage to a player, exile up to one target creature you own, then return it to the battlefield under your control.
3 /
3
{2}
Metallic Mimic
Artifact Creature - Shapeshifter
As Metallic Mimic enters the battlefield, choose a creature type.
Metallic Mimic is the chosen type in addition to its other types.
Each other creature you control of the chosen type enters the battlefield with an additional +1/+1 counter on it.
2 /
1
{2}
Mind Stone
Artifact
{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.
{2}{U}{U}
Mist Raven
Creature - Bird
Flying
When Mist Raven enters the battlefield, return target creature to its owner's hand.
2 /
2
{1}{U}{U}
Mu Yanling, Sky Dancer
Legendary Planeswalker - Yanling
+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.'"
L:
2
{3}{U}{U}
Murder of Crows
Creature - Bird
Flying
Whenever another creature dies, you may draw a card. If you do, discard a card.
4 /
4
{2}{U}
Nimble Obstructionist
Creature - Bird Wizard
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.
3 /
1
{1}{U}
Owl Familiar
Creature - Bird
Flying
When Owl Familiar enters the battlefield, draw a card, then discard a card.
1 /
1
{2}
Prismatic Lens
Artifact
{T}: Add {C}.
{1}, {T}: Add one mana of any color.
{2}{U}{U}
Reconnaissance Mission
Enchantment
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.)
{4}{U}
Reflections of Littjara
Enchantment
As Reflections of Littjara enters the battlefield, choose a creature type.
Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)
{1}{U}
Sage Owl
Creature - Bird
Flying
When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.
1 /
1
{3}
Sanctuary Raptor
Artifact Creature - Bird
Flying
Whenever Sanctuary Raptor attacks, if you control three or more tokens, Sanctuary Raptor gets +2/+0 and gains first strike until end of turn.
2 /
1
{U}
Silver Raven
Artifact Creature - Bird
Flying
When Silver Raven enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
1 /
1
{1}{U}
Sky Theater Strix
Creature - Bird
Flying
Whenever you cast a noncreature spell, Sky Theater Strix gets +1/+0 until end of turn.
1 /
2
{2}{U}
Soaring Show-Off
Creature - Bird Warrior
Flying
When Soaring Show-Off enters the battlefield, each player draws a card.
2 /
2
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{1}{U}
Spire Owl
Creature - Bird
Flying
When Spire Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.
1 /
1
{1}{U}
Storm Crow
Creature - Bird
Flying (This creature can't be blocked except by creatures with flying or reach.)
1 /
2
{2}{U}{U}
Thieving Magpie
Creature - Bird
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.
1 /
3
{2}
Thought Vessel
Artifact
You have no maximum hand size.
{T}: Add {C}.
{1}{U}
Tolarian Winds
Instant
Discard all the cards in your hand, then draw that many cards.
{5}
Vanquisher's Banner
Artifact
As Vanquisher's Banner enters the battlefield, choose a creature type.
Creatures you control of the chosen type get +1/+1.
Whenever you cast a creature spell of the chosen type, draw a card.
{2}{U}
Vexing Gull
Creature - Bird
Flash
Flying
2 /
2
{2}{U}
Warden of Evos Isle
Creature - Bird Wizard
Flying
Creature spells with flying you cast cost {1} less to cast.
2 /
2
{2}{U}
Winged Words
Sorcery
This spell costs {1} less to cast if you control a creature with flying.