{T}: Add {C}. {T}: Add {W} or {U}. This land deals 1 damage to you.

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

{T}: Add {C}. {T}: Add {W} or {B}. This land deals 1 damage to you.

As this land enters, you may reveal an Island or Swamp card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {B}.

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

This land enters tapped. {T}: Add {B}. Cycling {1}{B} ({1}{B}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {U}. Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {W}. Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.)

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

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

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

({T}: Add {U} or {B}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped unless you control a Plains or an Island. {T}: Add {W} or {U}.

({T}: Add {W} or {U}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {U}.)

This land enters tapped unless you control a Plains or a Swamp. {T}: Add {W} or {B}.

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

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}.)

({T}: Add {W} or {U}.) This land enters tapped unless you control two or more basic lands.

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

({T}: Add {U} or {B}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {B}.)

{T}: Add {C}. {T}: Add {U} or {B}. Activate only if you control a Swamp.

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

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {U}.

Flying, deathtouch When this creature enters, draw a card.

Body of Knowledge's power and toughness are each equal to the number of cards in your hand. You have no maximum hand size. Whenever this creature is dealt damage, draw that many cards.

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

Enchant creature Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, investigate." (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Draw a card. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Flying Whenever this creature enters or attacks, draw a card, then discard a card. Threshold — This creature gets +1/+1 and has deathtouch as long as there are seven or more cards in your graveyard.

Skulk (This creature can't be blocked by creatures with greater power.) At the beginning of your upkeep, you may discard all the cards in your hand. If you do, draw that many cards.

Draw two cards, then discard two cards. Untap up to three lands.

Whenever a creature you control deals combat damage to a player, put a loyalty counter on Kaito. +1: Up to one target creature you control can't be blocked this turn. Draw a card, then discard a card. −2: Create a 2/1 blue Ninja creature token. −9: You get an emblem with "Whenever a player casts a spell, you create a 2/1 blue Ninja creature token."

Spree (Choose one or more additional costs.) + {1} — Until end of turn, target creature becomes a white Rabbit with base power and toughness 0/1. + {3} — Target player draws two cards.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Whenever a creature attacks you or a planeswalker you control, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Enchant creature You control enchanted creature. Discard two cards: This Aura's controller sacrifices it, then draws two cards. Only your opponents may activate this ability.

Flash (You may cast this spell any time you could cast an instant.) Flying {3}{U}: Draw a card.

Flying, vigilance (Attacking doesn't cause this creature to tap.) {1}{U}, {T}: Draw a card, then discard a card.

Target creature gets -1/-0 until end of turn. It gets -4/-0 until end of turn instead if you control an outlaw. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.) Draw a card.

+2: Untap up to one target artifact or creature. −3: You gain 2 life and draw two cards. −9: Take an extra turn after this one.

Draw a card. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Affinity for planeswalkers (This spell costs {1} less to cast for each planeswalker you control.) Flying, vigilance Whenever an opponent attacks with creatures, if two or more of those creatures are attacking you and/or planeswalkers you control, that opponent loses 3 life and you draw a card.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Whenever you draw a card, put a +1/+1 counter on this creature. When this creature dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on this creature. (They can't be blocked as long as defending player controls an Island.)

(Gain the next level as a sorcery to add its ability.) If you would gain life, you gain that much life plus 1 instead. {3}{W}: Level 2 Whenever you gain life, put a +1/+1 counter on target creature you control. {4}{W}: Level 3 When this Class becomes level 3, return target creature card from your graveyard to the battlefield. You gain life equal to that creature's toughness.

Flying Whenever you gain life, put a +1/+1 counter on this creature. Whenever you put one or more +1/+1 counters on this creature, draw a card. This ability triggers only once each turn.

Whenever you gain life, put a +1/+1 counter on this creature. When this creature dies, return another target non-Bear creature card with mana value less than or equal to this creature's power from your graveyard to the battlefield.

Whenever you draw your second card each turn, create a token that's a copy of this creature.

Imprint — When this artifact enters, you may exile an instant card with mana value 2 or less from your hand. {2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

Flying Whenever you cast a noncreature spell, choose one — • Exile another target creature you control. Return that card to the battlefield under its owner's control at the beginning of the next end step. • Create a 1/1 white Spirit creature token with flying.

If this card is in your opening hand, you may begin the game with it on the battlefield. If you would gain life, you gain that much life plus 1 instead. As long as you have at least 7 life more than your starting life total, creatures you control get +2/+2.

Whenever you gain life, each opponent loses 1 life.

Flying Whenever you draw your second card each turn, create a 1/1 blue Faerie creature token with flying.

Whenever you draw your second card each turn, create a 1/1 white Human Soldier creature token.

When Proft's Eidetic Memory enters, draw a card. You have no maximum hand size. At the beginning of combat on your turn, if you've drawn more than one card this turn, put X +1/+1 counters on target creature you control, where X is the number of cards you've drawn this turn minus one.

Offspring {2}{B} (You may pay an additional {2}{B} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Flying This creature can't block. Whenever you gain life, each opponent loses 1 life.

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

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

This artifact enters tapped. {T}: Add {B}.

Noncreature spells cost {1} more to cast. Whenever a player casts a noncreature spell, put a collection counter on this enchantment. Then if there are three or more collection counters on it, sacrifice it. If you do, draw a card, then you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

Vigilance When this creature enters, if an opponent controls more lands than you, you may search your library for a Plains card and put it onto the battlefield tapped. Then if an opponent controls more lands than you, repeat this process once. If you search your library this way, shuffle.

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

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

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.

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

This artifact enters tapped. {T}: Add {U}.

Counter target spell unless its controller pays {X}. Clash with an opponent. If you win, that spell's controller mills four cards. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Target opponent sacrifices a creature with the greatest power among creatures they control. If the gift was promised, return target creature card from your graveyard to your hand.

Exile target permanent with mana value 4 or greater.

{1}{B}, {T}, Sacrifice this artifact: Destroy target nonblack creature.

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Return target creature an opponent controls to its owner's hand. If the gift was promised, instead return target nonland permanent an opponent controls to its owner's hand.

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Counter target creature spell. If the gift was promised, instead counter target spell.

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Exile target nontoken creature. If the gift wasn't promised, return that card to the battlefield under its owner's control with a +1/+1 counter on it at the beginning of the next end step.

Spree (Choose one or more additional costs.) + {1} — Destroy target artifact. + {1} — Destroy target enchantment. + {1} — Put a +1/+1 counter on each creature target player controls.

Choose up to five {P} worth of modes. You may choose the same mode more than once. {P} — Each player sacrifices a creature of their choice. {P}{P} — Draw a card for each creature that died under your control this turn. {P}{P}{P} — Each opponent loses X life, where X is the number of creature cards in your graveyard.

Choose one — • Destroy all tapped creatures. • Destroy all untapped creatures.

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