Whenever Clambassadors deals damage to a player, choose an artifact, creature, or land you control. That player gains control of that permanent.

When Clandestine Chameleon enters, you get , then you may put a sticker on a nonland permanent you own.

Clandestine Chameleon has all abilities of ability stickers on other permanents you own and cards in your graveyard.

Impossible Girl — If Clara Oswald is your commander, choose a color before the game begins. Clara Oswald is the chosen color.

If a triggered ability of a Doctor you control triggers, that ability triggers an additional time.

Doctor's companion (You can have two commanders if the other is the Doctor.)

Whenever you cast your second spell each turn, create a 1/1 white Spirit creature token with flying.

Target creature fights another target creature. (Each deals damage equal to its power to the other.)

When Clattering Skeletons dies, venture into the dungeon. (Enter the first room or advance to the next room.)

Whenever you attack, target attacking Vampire that isn't a Demon becomes a Demon in addition to its other types. It gains "When this creature dies, draw a card and create a tapped 4/3 white and black Vampire Demon creature token with flying."

Enchant creature

Enchanted creature gets +1/+0 for each Mountain you control and has first strike.

: Regenerate Clay Statue.

Destroy all black creatures.

Radiance — Cleansing Beam deals 2 damage to target creature and each other creature that shares a color with it.

Choose one —

• Destroy all creatures.

• Destroy all artifacts and enchantments.

Cleansing Screech deals 4 damage to any target.

Target creature you control gets +1/+1 until end of turn. It deals damage equal to its power to target creature you don't control.

Creatures your opponents control get -1/-1 until end of turn. (Then exile this card. You may cast the creature later from exile.)

Flash

Kicker (You may pay an additional as you cast this spell.)

Flying

When Cleaving Skyrider enters, if it was kicked, it deals X damage to any target, where X is the number of attacking creatures.

If Clergy of the Holy Nimbus would be destroyed, regenerate it.

: Clergy of the Holy Nimbus can't be regenerated this turn. Only your opponents may activate this ability.

Whenever Cleric of Chill Depths blocks a creature, that creature doesn't untap during its controller's next untap step.

Enchant creature

Enchanted creature has "Whenever this creature attacks, tap target creature defending player controls."

If Clever Distraction would be put into a graveyard from anywhere, exile it instead.

Haste

Sacrifice a Goblin: Clickslither gets +2/+2 and gains trample until end of turn.

Vigilance

, Sacrifice Cliffside Rescuer: Target permanent you control gains protection from each of your opponents until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything controlled by those players.)

Defender

Evolve (Whenever a creature enters under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Prevent all combat damage that would be dealt this turn.

Fateful hour — If you have 5 or less life, tap all attacking creatures. Those creatures don't untap during their controller's next untap step.

Enchant creature you control

Whenever enchanted creature attacks and isn't blocked, you may have it assign no combat damage this turn. If you do, defending player discards a card at random.

Enchant creature

Enchanted creature has phasing and can't be blocked except by Walls. (It phases in or out before its controller untaps during each of their untap steps. While it's phased out, it's treated as though it doesn't exist.)

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

Flying

Tap two untapped artifacts you control: Untap target artifact.

Clockwork Beast enters with seven +1/+0 counters on it.

At end of combat, if Clockwork Beast attacked or blocked this combat, remove a +1/+0 counter from it.

, : Put up to X +1/+0 counters on Clockwork Beast. This ability can't cause the total number of +1/+0 counters on Clockwork Beast to be greater than seven. Activate only during your upkeep.

Haste

When Clockwork Percussionist dies, exile the top card of your library. You may play it until the end of your next turn.

Clockwork Steed enters with four +1/+0 counters on it.

Clockwork Steed can't be blocked by artifact creatures.

At end of combat, if Clockwork Steed attacked or blocked this combat, remove a +1/+0 counter from it.

, : Put up to X +1/+0 counters on Clockwork Steed. This ability can't cause the total number of +1/+0 counters on Clockwork Steed to be greater than four. Activate only during your upkeep.

When Cloister Gargoyle enters, venture into the dungeon. (Enter the first room or advance to the next room.)

As long as you've completed a dungeon, Cloister Gargoyle gets +3/+0 and has flying.

Imprint — When Clone Shell enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom of your library in any order.

When Clone Shell dies, turn the exiled card face up. If it's a creature card, put it onto the battlefield under your control.

This spell costs less to cast during your end step.

Destroy target creature or planeswalker you don't control. Put a +1/+1 counter on up to one target creature you control.

Flying

First strike (This creature deals combat damage before creatures without first strike.)

Flying

Cloud Pirates can block only creatures with flying.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Cloud Sprite can block only creatures with flying.

Flying

When Cloudchaser Kestrel enters, destroy target enchantment.

: Target permanent becomes white until end of turn.

Flying

When Cloudkin Seer enters, draw a card.

Flying

When Cloudreader Sphinx enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Exile target creature you control, then return that card to the battlefield under your control.

Flying

Fading 3 <I>(This creature enters with three fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

Whenever a nonartifact permanent you control enters, you may return another permanent you control that shares a permanent type with it to its owner's hand.

Enchant creature

As long as enchanted creature is blue, it gets +1/+1 and has shroud. (It can't be the target of spells or abilities.)

As long as enchanted creature is red, it gets +1/+1 and has haste.

Return target creature to its owner's hand.

Awaken 3— (If you cast this spell for , also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Whenever Coalhauler Swine is dealt damage, it deals that much damage to each player.

Flying, protection from green

Defender

Coastal Bulwark gets +2/+0 as long as you control an Island.

, : Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Flying

, : Return target Kavu to its owner's hand.

Whenever a creature you control deals combat damage to an opponent, you may draw a card.