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

({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.

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

Commander creatures you own have "Whenever one or more nontoken creatures you control deal combat damage to a player, you create a 1/1 blue Faerie Dragon creature token with flying."

Creatures with flying get +2/+0. Creatures without flying get -2/-0.

At the beginning of each opponent's end step, if you didn't lose life this turn, you may put a quest counter on this enchantment. (Damage causes loss of life.) {1}{W}: Create a 4/4 white Angel creature token with flying. Activate only if this enchantment has four or more quest counters on it.

Birds you control get +1/+1 and have vigilance. At the beginning of your end step, for each spell you've cast this turn, create a 1/2 blue Bird creature token with flying named Storm Crow.

When this enchantment enters, exile another target nonland permanent. When this enchantment leaves the battlefield, return the exiled card to the battlefield under its owner's control.

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.)

As this enchantment enters, 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.)

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

{T}: Add {W} or {U}. {W}{U}: This artifact becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.

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

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

{T}: Add one mana of any color that a land an opponent controls could produce.

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

Counter target spell.

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Counter target spell unless its controller pays {1}. If you control a creature with flying, counter that spell unless its controller pays {4} instead.

Gift an extra turn (You may promise an opponent a gift as you cast this spell. If you do, they take an extra turn after this one.) Create four 2/2 blue Bird creature tokens with flying. If the gift was promised, all permanents you control phase out, and until your next turn, your life total can't change and you gain protection from everything. Exile Perch Protection.

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

Exile target creature. Its controller gains life equal to its power.

Creatures you control gain indestructible until end of turn. Addendum — If you cast this spell during your main phase, put a +1/+1 counter on each of those creatures and they gain vigilance until end of turn.

({T}: Add {U}.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {W}{U}.

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

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. {T}, Sacrifice this land: Target creature with power 2 or less can't be blocked this turn.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add {C}. {T}: Add {U}. Spend this mana only to cast a creature spell. {U}, {T}: Surveil 2. Activate only if a Bird, Frog, Otter, or Rat entered the battlefield under your control this turn.

{T}: Add {C}. {T}: Add {W}. Spend this mana only to cast a creature spell. {1}{W}, {T}, Sacrifice this land: Look at the top six cards of your library. You may reveal a Bat, Bird, Mouse, or Rabbit card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

This land enters tapped. {T}: Add {W} or {U}. {1}{W}{U}: Until end of turn, this land becomes a 2/3 white and blue Bird creature with flying. It's still a land. Whenever this land attacks, create a Map token.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {W} or {U}.

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

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

This land enters tapped. As it enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

Flying Whenever this creature enters or deals combat damage to a player, exile up to one target nonland permanent. For as long as that card remains exiled, its owner may cast it. Whenever another player casts a spell from anywhere other than their hand, draw a card.

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

Flying When this creature 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 Whenever this creature 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 Tap two untapped Birds you control: Draw a card. Tap two untapped Wizards you control: Target creature gains flying until end of turn.

Flying Landfall — Whenever a land you control enters, 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.)

This spell costs {2} less to cast as long as you've drawn two or more cards this turn. Flying, vigilance Other Birds you control have vigilance.

Flying This creature 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.

Flying {2}{W/U}: Attacking creatures with flying get +1/+1 until end of turn. ({W/U} can be paid with either {W} or {U}.) Whenever three or more creatures you control with flying attack, each player gains control of a nonland permanent of your choice controlled by the player to their right.

Flying Whenever this creature or another creature you control with flying dies, return another target creature card with lesser mana value from your graveyard to the battlefield.

Flying Creatures you control with flying have "Spells your opponents cast that target this creature cost {2} more to cast."

Flying Sacrifice this creature: Counter target instant or sorcery spell unless its controller pays {1}.

Flying Whenever this creature 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.)

Flying Whenever one or more Birds you control deal combat damage to a player, choose one — • You may put a Bird creature card from your hand or graveyard onto the battlefield with a finality counter on it. • Put a +1/+1 counter on each Bird you control. • Draw a card.

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

Creatures without flying can't attack.

Flash Flying Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.) When you cycle this card, counter target activated or triggered ability you don't control.

Flying {T}: Add one mana of any color.

Flying Sacrifice this creature: Creatures you control gain indestructible until end of turn.

You may pay {W} and tap four untapped creatures you control with flying rather than pay this spell's mana cost. Flying, lifelink Other creatures you control with flying have indestructible. (Damage and effects that say "destroy" don't destroy them.)

Flying, double strike, vigilance

Flying This creature 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 Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) Lieutenant — As long as you control your commander, other creatures you control have melee.

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

Flying Whenever this creature attacks, other attacking creatures you control with flying get +2/+2 until end of turn.

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

Flying, vigilance Other nontoken creatures you control get +1/+1 and have vigilance.

Flash (You may cast this spell any time you could cast an instant.) Flying Other creatures you control with flying get +1/+1.

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 you control with flying enters, this creature gets +1/+1 until end of turn.

Draw a card for each Bird on the battlefield.

Choose two — • Destroy all artifacts. • Destroy all enchantments. • Destroy all creatures with mana value 3 or less. • Destroy all creatures with mana value 4 or greater.

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.)

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.)