Flash

When Cast Out enters the battlefield, exile target nonland permanent an opponent controls until Cast Out leaves the battlefield.

Cycling (, Discard this card: Draw a card.)

Enchant creature

When Castaway's Despair enters the battlefield, tap enchanted creature.

Enchanted creature doesn't untap during its controller's untap step.

Enchant creature

When enchanted creature dies, draw three cards, then discard one of them.

Castle Ardenvale enters the battlefield tapped unless you control a Plains.

: Add .

, : Create a 1/1 white Human creature token.

Castle Garenbrig enters the battlefield tapped unless you control a Forest.

: Add .

, : Add six . Spend this mana only to cast creature spells or activate abilities of creatures.

Flying

As long as Castle Raptors is untapped, it gets +0/+2.

Castle Vantress enters the battlefield tapped unless you control an Island.

: Add .

, : Scry 2.

Lifelink

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Vigilance

When Cataclysmic Gearhulk enters the battlefield, each player chooses an artifact, a creature, an enchantment, and a planeswalker from among the nonland permanents they control, then sacrifices the rest.

Devoid (This card has no color.)

When Catacomb Sifter enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add ."

Whenever another creature you control dies, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Draw two cards, then discard a card.

Flashback costs you pay cost less.

Flashback costs your opponents pay cost more.

At the beginning of combat on your turn, if you control three or more creatures that each have toughness greater than their power, transform Catapult Fodder.

Tap two untapped Soldiers you control: Catapult Squad deals 2 damage to target attacking or blocking creature.

Gain control of target permanent until end of turn. Untap it. It gains haste until end of turn.

Fuse (You may cast one or both halves of this card from your hand.)

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

, : Search your library for a Mercenary permanent card with mana value 4 or less, put it onto the battlefield, then shuffle.

Sacrifice a creature: Regenerate Cateran Overlord.

, : Search your library for a Mercenary permanent card with mana value 6 or less, put it onto the battlefield, then shuffle.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

, : Search your library for a Mercenary permanent card with mana value 5 or less, put it onto the battlefield, then shuffle.

Goblins you control and Elementals you control have menace. (They can't be blocked except by two or more creatures.)

Enchant creature

Enchanted creature has vigilance and "At the beginning of your end step, create a 1/1 white Human creature token."

Whenever a creature enters the battlefield under your control, put a +1/+1 counter on each creature you control.

: Target player mills a card.

As an additional cost to cast this spell, discard two cards.

Draw three cards.

( can be paid with either or 2 life.)

Defender

When Cathedral Membrane dies during combat, it deals 6 damage to each creature it blocked this combat.

Cathedral of War enters the battlefield tapped.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Add .

When Cathodion dies, add .

First strike, reach

Whenever Catti-brie of Mithral Hall attacks, put a +1/+1 counter on it for each Equipment attached to it.

, Remove all +1/+1 counters from Catti-brie: It deals X damage to target attacking or blocking creature an opponent controls, where X is the number of counters removed this way.

Spree (Choose one or more additional costs.)

+ — Caught in the Crossfire deals 2 damage to each outlaw creature. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.)

+ — Caught in the Crossfire deals 2 damage to each non-outlaw creature.

Cast this spell only during combat.

Return target creature card from your graveyard to the battlefield. That creature gains haste. Return it to your hand at the beginning of the next end step.

You may put a creature card from your hand onto the battlefield. That creature gains haste. Its controller sacrifices it at the beginning of the next end step.

Choose any number of target creatures. Each of those creatures gains persist until end of turn. (When it dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Adamant — If at least three black mana was spent to cast this spell, mill four cards.

You may choose a creature card in your graveyard. If you do, return it to the battlefield with an additional +1/+1 counter on it.

, Sacrifice Caustic Caterpillar: Destroy target artifact or enchantment.

When Caustic Hound dies, each player loses 4 life.

Enchant land

Enchanted land has ": Target player loses 3 life."

All Slivers have ", Sacrifice this permanent: This permanent deals 1 damage to any target."

All Slivers have ", Sacrifice this permanent: Prevent the next 1 damage that would be dealt to target player, planeswalker, or Sliver creature this turn."

Vigilance

When Cavalier of Dawn enters the battlefield, destroy up to one target nonland permanent. Its controller creates a 3/3 colorless Golem artifact creature token.

When Cavalier of Dawn dies, return target artifact or enchantment card from your graveyard to your hand.

Flying

When Cavalier of Gales enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order.

When Cavalier of Gales dies, shuffle it into its owner's library, then scry 2.

Reach

When Cavalier of Thorns enters the battlefield, reveal the top five cards of your library. Put a land card from among them onto the battlefield and the rest into your graveyard.

When Cavalier of Thorns dies, you may exile it. If you do, put another target card from your graveyard on top of your library.

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

Other creatures you control with flanking have flanking. (Each instance of flanking triggers separately.)

: Add .

, : Add one mana of any color.

, , Sacrifice Cave of Temptation: Put two +1/+1 counters on target creature. Activate only as a sorcery.

Whenever Cave People attacks, it gets +1/-2 until end of turn.

, : Target creature gains mountainwalk until end of turn. (It can't be blocked as long as defending player controls a Mountain.)

Whenever Cave Tiger becomes blocked by a creature, Cave Tiger gets +1/+1 until end of turn.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

: Cavern Crawler gets +1/-1 until end of turn.

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.)

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Enchanted creature gets +2/+2 and has intimidate.

When Cavern Stomper enters the battlefield, 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.)

: Cavern Stomper can't be blocked by creatures with power 2 or less this turn.

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.)

Menace (This creature can't be blocked except by two or more creatures.)

Whenever this creature mutates, each opponent discards a card.

: Add .

: Cavernous Maw becomes a 3/3 Elemental creature until end of turn. It's still a Cave land. Activate only if the number of other Caves you control plus the number of Cave cards in your graveyard is three or greater.

Trample

When Caves of Chaos Adventurer enters the battlefield, you take the initiative.

Whenever Caves of Chaos Adventurer attacks, exile the top card of your library. If you've completed a dungeon, you may play that card this turn without paying its mana cost. Otherwise, you may play that card this turn.