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

As this land enters, 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, and that spell can't be countered.

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

{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.")

When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {T}: Add {C}. {1}, {T}: Add one mana of any color.

({T}: Add {U}.)

({T}: Add {W}.)

You have no maximum hand size. {T}: Add {C}.

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}. {1}{W}, {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.

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

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

This artifact doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap this artifact.

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

You have no maximum hand size. {T}: Add one mana of any color.

When this artifact enters, draw a card. {2}: Add one mana of any color.

Colorless creatures you control get +2/+2. Whenever you tap a permanent for {C}, add an additional {C}. Whenever you cast a colorless spell, you gain 2 life.

When this artifact enters, you may search your library for a basic land card, reveal it, then shuffle and put that card on top. {1}, Sacrifice this artifact: Draw a card.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

{T}: Add one mana of any color.

When this artifact enters, draw a card. {1}, {T}: Add one mana of any color.

Whenever equipped creature deals combat damage to a player, you draw that many cards. Equip {4} Equip Shaman, Warlock, or Wizard {1}

Whenever equipped creature deals combat damage to a player, you may draw a card. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Imprint — When this artifact enters, you may exile a nonland card from your hand. Spells you cast that share a card type with the exiled card cost {2} less to cast.

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

{1}, Sacrifice this artifact: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Roll a d20. 1—9 | Tap all creatures your opponents control. 10—19 | Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps. 20 | Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps. Until your next turn, creatures your opponents control enter tapped.

Destroy all creatures.

Draw cards equal to the number of cards in your library, then put a card from your hand on top of your library. You have no maximum hand size until your next turn.

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.

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.)

Draw three cards, then discard a card.

Each player may shuffle their hand and graveyard into their library. Each player who does draws seven cards. Exile Step Between Worlds. Plot {4}{U}{U} (You may pay {4}{U}{U} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

As this creature enters, choose a creature type. This creature is the chosen type in addition to its other types. Other creatures you control of the chosen type get +1/+1.

Flying When this creature enters, 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 Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Flying Whenever you cast an instant or sorcery spell, this creature 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 this creature enters, target creature gets +2/+2 and gains flying until end of turn.

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Flying Whenever you draw a card, put a +1/+1 counter on this creature.

Flying When this creature enters, creatures you control get +1/+0 and gain first strike until end of turn. Plainscycling {1} ({1}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Offspring {3} (You may pay an additional {3} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Flying When this creature enters, target creature you control gains flying until end of turn.

Flying When this creature enters, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) Delirium — This creature gets +1/+0 as long as there are four or more card types among cards in your graveyard.

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 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.

Homunculus Servant — When this creature enters, put three +1/+1 counters on up to one target noncreature artifact. That artifact becomes a 0/0 Homunculus artifact creature with flying.

Flash Flying When this creature enters, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

Flying Whenever two or more creatures you control attack a player, target attacking creature without flying gains flying until end of turn.

Flying Whenever another creature you control enters, you gain 1 life.

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

Flying Whenever this creature or another creature you control with flying enters, put a +1/+1 counter on target creature you control without 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.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

When this creature enters, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

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.

Flash (You may cast this spell any time you could cast an instant.) At the beginning of each player's draw step, that player draws an additional card.

Enchant creature Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1. (It loses all other card types and creature types.)

At the beginning of your upkeep, target opponent mills three cards, then you draw a card for each land card put into their graveyard this way.

Whenever you draw a card, each opponent mills two cards.

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.)

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

This spell can't be countered. Draw two cards, then amass Zombies X, where X is the number of cards in your hand. (Put X +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Roll a d20. 1—9 | Draw two cards. 10—19 | Scry 2, then draw two cards. 20 | Scry 3, then draw three cards.

Counter target spell unless its controller pays {2}. If you control a Bird, counter that spell unless its controller pays {4} instead.

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.)

Draw a card for each Island you control, then discard two cards.

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

Spree (Choose one or more additional costs.) + {3} — Create a 2/2 white Spirit creature token with flying. + {1} — Counter target spell unless its controller pays {2}.

Return target creature to its owner's hand. If you've discarded a card this turn, draw a card.

Counter target spell unless its controller pays {1}. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)