Whenever you gain life, you may pay . If you do, put a +1/+1 counter on target creature for each 1 life you gained.

When this creature enters, this creature assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

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.

Reach, lifelink

One for My Baby — Whenever you attack with two or more creatures, put two quest counters on Craig Boone, Novac Guard. When you do, Craig Boone deals damage equal to the number of quest counters on it to up to one target creature unless that creature's controller has Craig Boone deal that much damage to them.

Choose a nonland card name. Search target player's graveyard, hand, and library for all cards with that name and exile them. Then that player shuffles.

Trample

Whenever Crashing Boars attacks, defending player chooses an untapped creature they control. That creature blocks Crashing Boars this turn if able.

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Crater Hellion enters, it deals 4 damage to each other creature.

Enchant creature you control

Enchanted creature gets +3/+2, has haste, and attacks each combat if able.

: Return Craving of Yeenoghu from your graveyard to the battlefield attached to target creature you control. Craving of Yeenoghu perpetually gains "Enchanted creature gets -1/-1." Activate only as a sorcery.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

When Crawling Chorus dies, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block."

At the beginning of your upkeep, you may mill two cards. (You may put the top two cards of your library into your graveyard.)

Whenever one or more land cards are put into your graveyard from anywhere for the first time each turn, create a 1/1 green Insect creature token.

Crazed Goblin attacks each combat if able.

Other black creatures you control get +1/+1.

Other green creatures you control get +1/+1.

At the beginning of your upkeep, you may create a 1/1 black and green Worm creature token.

Creative Outburst deals 5 damage to any target. Look at the top five cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order.

, Discard Creative Outburst: Create a Treasure token.

, , Sacrifice Credit Voucher: Shuffle any number of cards from your hand into your library, then draw that many cards.

Destroy all artifacts.

Indestructible

Whenever Creepy Doll deals combat damage to a creature, flip a coin. If you win the flip, destroy that creature.

At the beginning of each upkeep, put a strife counter on Crescendo of War.

Attacking creatures get +1/+0 for each strife counter on Crescendo of War.

Blocking creatures you control get +1/+0 for each strife counter on Crescendo of War.

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.

As an additional cost to cast this spell, you may collect evidence 6. (Exile cards with total mana value 6 or greater from your graveyard.)

Flying

When Crimestopper Sprite enters, tap target creature. If evidence was collected, put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

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.

Choose one —

• Destroy all tokens.

• Destroy all nonland, nontoken permanents.

Create a token that's a copy of target non-Frog creature, except it's a 1/1 green Frog.

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

Reach (This creature can block creatures with 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.)

: 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.

Flying

Tap two untapped Birds you control: Draw a card.

Tap two untapped Wizards you control: Target creature gains flying until end of turn.

Crooked Custodian enters tapped.

At the beginning of your upkeep, you may mill a card.

Delirium — , Sacrifice Crop Sigil: Return up to one target creature card and up to one target land card from your graveyard to your hand. Activate only if there are four or more card types among cards in your graveyard.

, Sacrifice Crosis's Attendant: Add .

Choose one —

• Return target permanent to its owner's hand.

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

• Destroy target artifact.

: Crossbow Infantry deals 1 damage to target attacking or blocking creature.

, : Target attacking Human gets +1/+1 until end of turn.

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.

Creatures with flying get -2/-0.

Other white creatures get +1/+1.

Nonwhite creatures get -1/-1.

Pay 2 life: Return Crovax, Ascendant Hero to its owner's hand.

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.)

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Crowd of Cinders's power and toughness are each equal to the number of black permanents you control.

: Add .

Whenever a creature you control dies, put a corpse counter on Crowded Crypt.

, , Sacrifice Crowded Crypt: Create a 2/2 black Zombie creature token with decayed for each corpse counter on Crowded Crypt. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)

Enchant creature

Enchanted creature has flying.

Sacrifice Crown of Ascension: Enchanted creature and other creatures that share a creature type with it gain flying until end of turn.

Play with the top card of your library revealed.

As long as the top card of your library is a creature card, creatures you control that share a color with that card get +1/+1.

: Put the top card of your library on the bottom of your library.

, : 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/+0 and has first strike.

Sacrifice Crown of Fury: Enchanted creature and other creatures that share a creature type with it get +1/+0 and gain first strike until end of turn.

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.

, : Attach target Aura attached to a creature to another creature.

Trample

Each creature you control with a +1/+1 counter on it has trample.