Cosmium Blast deals 4 damage to target attacking or blocking creature.

Choose three. You may choose the same mode more than once.

• Search your library for a Cave card, put it onto the battlefield tapped, then shuffle.

• Put three +1/+1 counters on a Cave you control. It becomes a 0/0 Elemental creature with haste. It's still a land.

• Destroy target enchantment.

Flash

Flying

Foretelling cards from your hand costs less and can be done on any player's turn.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Cosmotronic Wave deals 1 damage to each creature your opponents control. Creatures your opponents control can't block this turn.

Visit — You may put a sticker on a nonland permanent you own.

Lights — 2, 4, 6

Visit — You may put a sticker on a nonland permanent you own.

Lights — 3, 4, 6

Visit — You may put a sticker on a nonland permanent you own.

Lights — 4, 5, 6

Draw two cards.

Court Homunculus gets +1/+1 as long as you control another artifact.

When Court of Embereth enters, you become the monarch.

At the beginning of your upkeep, create a 3/1 red Knight creature token. Then if you're the monarch, Court of Embereth deals X damage to each opponent, where X is the number of creatures you control.

Enchant creature

Enchanted creature can't attack or block unless its controller pays for each card in your hand.

Emerge from artifact (You may cast this spell by sacrificing an artifact and paying the emerge cost reduced by that artifact's mana value.)

When Crabomination enters, target opponent exiles the top card of their library, a card at random from their graveyard, and a card at random from their hand. You may cast a spell from among cards exiled this way without paying its mana cost.

Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.

Tap an untapped Gate you control: Crackling Perimeter deals 1 damage to each opponent.

When Cragganwick Cremator enters, discard a card at random. If you discard a creature card this way, Cragganwick Cremator deals damage equal to that card's power to target player or planeswalker.

You gain 4 life.

Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

When you unlock this door, this Room deals 6 damage to target creature an opponent controls. You gain life equal to the excess damage dealt this way.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Target creature gets +3/+3 and gains trample until end of turn.

Haste

When Craterhoof Behemoth enters, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

Return target creature card from your graveyard to your hand. Put a +1/+1 counter on up to one target Zombie you control.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever a creature you control enters, you may look at the top X cards of your library, where X is that creature's power. If you do, put one of those cards on top of your library and the rest on the bottom of your library in any order.

Exile target card from a graveyard.

Draw a card.

Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.)

When Cresting Mosasaurus enters, if you cast it, return each non-Dinosaur creature to its owner's hand.

Whenever you sacrifice an artifact, put a +1/+1 counter on Crime Novelist and add .

Commander creatures you own have menace and "This creature gets +X/+0, where X is the number of creature cards in your graveyard." (A creature with menace can't be blocked except by two or more creatures.)

Double strike, trample

Whenever Crimson Caravaneer deals combat damage to a player, create a Junk token. (It's an artifact with ", Sacrifice this artifact: Exile the top card of your library. You may play that card this turn. Activate only as a sorcery.")

Flying

, : Crimson Hellkite deals X damage to target creature. Spend only red mana on X.

Flying

, : Crimson Manticore deals 1 damage to target attacking or blocking creature.

Flying

Whenever Crimson Roc blocks a creature without flying, Crimson Roc gets +1/+0 and gains first strike until end of turn.

Croakid Amphibonaut has flying as long as you control a stickered permanent.

: Destroy target creature blocking or blocked by Cromat.

: Cromat gains flying until end of turn.

: Regenerate Cromat.

: Cromat gets +1/+1 until end of turn.

: Put Cromat on top of its owner's library.

Flash

Flying

When Crookclaw Transmuter enters, switch target creature's power and toughness until end of turn.

Choose one —

• Return target permanent to its owner's hand.

• Destroy target nonblack creature. It can't be regenerated.

• Destroy target artifact.

Attacking Vampires you control have deathtouch and lifelink. (Any amount of damage they deal to a creature is enough to destroy it. Damage dealt by those creatures also causes their controller to gain that much life.)

Whenever a Vampire you control dies, you may pay 2 life. If you do, draw a card.

Create a 1/2 blue Bird creature token with flying named Storm Crow.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

, : Tap target creature. Gain control of that creature instead if you control artifacts named Scepter of Empires and Throne of Empires.

Enchant creature

Enchanted creature gets +1/+1 for each Elf you control and has reach.

: Return Crown of Skemfar from your graveyard to your hand.

Choose target player and another target player. The first player controls the second player during the second player's next turn, and the second player controls the first player during the first player's next turn.

Cruel Somnophage's power and toughness are each equal to the number of creature cards in all graveyards.

Gift a Food (You may promise an opponent a gift as you cast this spell. If you do, they create a Food token before its other effects. It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Target creature you control gets +2/+2 until end of turn. If the gift was promised, that creature also gains indestructible until end of turn.

Devoid (This card has no color.)

Exile target nonbasic land. Search its controller's graveyard, hand, and library for any number of cards with the same name as that land and exile them. Then that player shuffles.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

When Crumbling Colossus attacks, sacrifice it at end of combat.

If damage would be dealt to a player, that player exiles that many cards from the top of their library instead.

Create three 6/6 green Wurm creature tokens.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

All creatures get -2/-2 until end of turn. Exile all creature cards in all graveyards that were put there from the battlefield this turn. If a creature would die this turn, exile it instead.

Double strike

When Crypt Champion enters, each player puts a creature card with mana value 3 or less from their graveyard onto the battlefield.

When Crypt Champion enters, sacrifice it unless was spent to cast it.

Choose two —

• Counter target spell.

• Return target permanent to its owner's hand.

• Tap all creatures your opponents control.

• Draw a card.

At the beginning of your upkeep, you may have Cryptoplasm become a copy of another target creature, except it has this ability.

At the beginning of your end step, Crystal Golem phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before you untap during your next untap step.)