This spell costs {1} less to cast for each opponent you're attacking. Exile target creature.

Draw three cards, then put two cards from your hand on top of your library in any order.

Return target nonland permanent to its owner's hand. 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.)

Target creature you control gains protection from the color of your choice until end of turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

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.)

Tap up to two target creatures. Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Exile target artifact or enchantment. Cycling {2} ({2}, Discard this card: Draw a card.)

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

Counter target creature or planeswalker spell unless its controller pays {3}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

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

{T}: Add {W} or {U}. {W}{U}, {T}, Sacrifice this artifact: Draw a card.

{T}: Add {W} or {U}. {W/U}{W/U}{W/U}{W/U}, {T}, Sacrifice this artifact: Draw two cards.

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

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

This land enters tapped. {T}: Add {W} or {U}.

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

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

({T}: Add {W} or {U}.) This land enters tapped.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

({T}: Add {W} or {U}.) This land enters tapped.

({T}: Add {U}.)

This land enters tapped. When this land enters, you gain 2 life. {T}: Add {W}.

This land enters tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {W} or {U}.

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

This land enters tapped. Indestructible {T}: Add {W} or {U}.

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

This land enters tapped. {T}: Add {W}. Cycling {W} ({W}, Discard this card: Draw a card.)

This land enters tapped. When this land enters, target creature you control gains protection from the color of your choice until end of turn. {T}: Add {W}.

This land enters tapped. {T}: Add {W} or {U}. {2}{W}{U}, {T}, Sacrifice this land: Draw a card.

This land enters tapped. {T}: Add {W}. {1}{W}, {T}, Sacrifice this land: Draw a card.

This land enters tapped. {T}: Add {U}. {1}{U}, {T}, Sacrifice this land: Draw a card.

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 When this creature enters, you take the initiative.

Flying, protection from artifacts

Flying When this creature enters, scry 3. (Look at the top three cards of your library, then put any number of them on the bottom 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 Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Flying, protection from enchantments

Flying, first strike

{1}{W}, {T}: Tap target creature. Activate only if you control a creature with flying.

Flying When this creature enters, untap up to two lands. Cycling {2} ({2}, Discard this card: Draw a card.)

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

Flying, protection from green

Flying As long as you control another Wizard, this creature has "When this creature dies, draw a card."

Flying When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Flying, protection from red

Flying Whenever another creature you control dies, put a +1/+1 counter on this creature.

Flying Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Flying, vigilance

Flying Whenever this creature deals combat damage to a player, you may sacrifice it. If you do, draw three cards.

Flying When this creature enters, return a permanent you control to its owner's hand.

Flying This creature can't attack or block alone.

Devoid (This card has no color.) Flying Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

Defender Creatures with flying your opponents control get -1/-0.

Flying

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

Flying When this creature dies, draw a card.

Flying

Flying Keen Sight — When this creature enters, if an opponent controls more lands than you, search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

Flying When this creature enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Flying, lifelink {3}{W}: You and target opponent each draw a card.

Flying, vigilance (This creature can't be blocked except by creatures with flying or reach, and attacking doesn't cause this creature to tap.)

Flying When this creature enters, create two 1/1 white Bird creature tokens with flying. Evoke {3}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

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

Destroy target tapped creature. You gain 1 life for each creature you control with flying.

Draw a card for each Bird on the battlefield.

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.

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.)

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.)

Parley — Each player reveals the top card of their library. For each nonland card revealed this way, you create a 1/1 white Spirit creature token with flying. Then each player draws a card.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Create three 1/1 white Spirit creature tokens with flying.