Target opponent sacrifices a creature of their choice, discards three cards, then loses 5 life. You return a creature card from your graveyard to your hand, draw three cards, then gain 5 life.

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 reveals their hand. You choose a nonland card from it. Exile that card. If the gift was promised, you may cast that card for as long as it remains exiled, and mana of any type can be spent to cast it.

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value.

At the beginning of your upkeep, destroy target creature with a -1/-1 counter on it.

Crumbling Necropolis enters tapped.

: Add , , or .

Crumbling Vestige enters tapped.

When Crumbling Vestige enters, add one mana of any color.

: Add . ( represents colorless mana.)

Crusader of Odric's power and toughness are each equal to the number of creatures you control.

Destroy target noncreature artifact.

Counter target spell unless its controller pays .

Amass Zombies 2. (Put two +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.)

Create three 6/6 green Wurm creature tokens.

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

Choose a Giant creature you control. It deals damage equal to its power to target creature.

Choose one —

• Destroy target creature with flying.

• Destroy target enchantment.

Crushing Pain deals 6 damage to target creature that was dealt damage this turn.

Choose one —

• Destroy all Dragon creatures.

• Destroy all non-Dragon creatures.

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.

Target creature you control gains protection from creatures your opponents control until end of turn. Untap it.

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.

Sacrifice Crypt Creeper: Exile target card from a graveyard.

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Whenever you tap a Swamp for mana, add an additional .

When Crypt Lurker enters, you may sacrifice a creature or discard a creature card. If you do, draw a card.

When Crypt of the Eternals enters, you gain 1 life.

: Add .

, : Add , , or .

Haste

: Crypt Ripper gets +1/+1 until end of turn.

Trample

Cryptborn Horror enters with X +1/+1 counters on it, where X is the total life lost by your opponents this turn.

, : Choose another target artifact creature you control. When that creature dies this turn, return it to the battlefield tapped under your control.

When Cryptic Annelid enters, scry 1, then scry 2, then scry 3. (To scry X, look at the top X cards of your library, then put any number of them on the bottom and the rest on top in any order.)

When Cryptic Coat enters, cloak the top card of your library, then attach Cryptic Coat to it. (To cloak a card, put it onto the battlefield face down as a 2/2 creature with ward . Turn it face up any time for its mana cost if it's a creature card.)

Equipped creature gets +1/+0 and can't be blocked.

: Return Cryptic Coat to its owner's hand.

Devoid (This card has no color.)

, Put a card an opponent owns from exile into that player's graveyard: Tap target creature.

Whenever you cast an instant or sorcery spell from your hand, manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Whenever a face-down creature you control dies, exile it if it's an instant or sorcery card. You may cast that card until the end of your next turn.

As you create your deck, circle two of the colors below.

Cryptic Spires enters tapped.

: Add one mana of either of the circled colors.

Vigilance

Whenever a face-down permanent you control enters and whenever Cryptid Inspector or another permanent you control is turned face up, put a +1/+1 counter on Cryptid Inspector.

Creatures you control have ": Add one mana of any color."

Protector — Other artifact creatures you control have hexproof.

Flash (You may cast this spell any time you could cast an instant.)

Defender (This creature can't attack.)

You have hexproof. (You can't be the target of spells or abilities your opponents control.)

Prevent all noncombat damage that would be dealt to other creatures you control.

, , Sacrifice Crystal Chimes: Return all enchantment cards from your graveyard to your hand.

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.)

: Add .

, : Add .

When Crystal Seer enters, look at the top four cards of your library, then put them back in any order.

: Return Crystal Seer to its owner's hand.

You may look at the top card of your library any time.

You may play historic lands and cast historic spells from the top of your library. (Artifacts, legendaries, and Sagas are historic.)

: Add .

Change the text of target spell or permanent by replacing all instances of one color word with another or one basic land type with another until end of turn.

Draw a card.

Converge — Crystalline Crawler enters with a +1/+1 counter on it for each color of mana spent to cast it.

Remove a +1/+1 counter from Crystalline Crawler: Add one mana of any color.

: Put a +1/+1 counter on Crystalline Crawler.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

When Crystalline Nautilus becomes the target of a spell or ability, sacrifice it.

Enchanted creature gets +4/+4 and has "When this creature becomes the target of a spell or ability, sacrifice it."

All Slivers have shroud. (They can't be the targets of spells or abilities.)

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Lifelink

Whenever this creature mutates, create two 1/1 white Cat creature tokens with lifelink.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

Destroy each nonland permanent with mana value 2 or less. Add or for each permanent destroyed this way.

Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, Cult Healer gains lifelink until end of turn.

When Cultbrand Cinder enters, put a -1/-1 counter on target creature.

Devoid (This card has no color.)

: Add . Spend this mana only to cast a colorless spell, activate an ability of a colorless permanent, or pay a cost that contains . ( represents colorless mana.)

: Add one mana of any color.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)