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, 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, 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.

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Other nontoken creatures you control have fabricate 1.

, : Choose one —

• Populate.

• Proliferate.

Exile up to two target cards from a single graveyard. Target player gains 2 life and draws a card.

Whenever you activate an ability of an Elemental, Ceaseless Searblades gets +1/+0 until end of turn.

At the beginning of combat on your turn, roll two six-sided dice. For each result of 1, Celebr-8000 gets +1/+1 until end of turn. For each other result, it gains the indicated ability until end of turn. If you rolled doubles, it also gains double strike until end of turn.

• 2 — menace • 5 — flying

• 3 — vigilance • 6 — indestructible

• 4 — lifelink

Alliance — Whenever another creature you control enters, put a +1/+1 counter on Celebrity Fencer.

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.)

Flying, first strike

Enchanted creature gets +4/+4 and has flying and first strike.

Celestial Colonnade enters tapped.

: Add or .

: Until end of turn, Celestial Colonnade becomes a 4/4 white and blue Elemental creature with flying and vigilance. It's still a land.

Flash

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Flying

Other white creatures get +1/+1.

, : Tap target creature. Activate only if you control a creature with flying.

At the beginning of each upkeep, you gain 3 life.

For each different power among creatures on the battlefield, choose a creature with that power. Destroy each creature not chosen this way.

Enchant creature

Enchanted creature gets +3/+3.

Whenever enchanted creature deals combat damage to a player, double its controller's life total.

, : Add one mana of any color.

Flying

When Celestial Regulator enters, choose target creature you don't control and tap it. If you control a creature with a counter on it, the chosen creature doesn't untap during its controller's next untap step.

Whenever you gain life, put a +1/+1 counter on Celestial Unicorn.

When CARDNAME enters the battlefield, create two 1/1 black Insect creature tokens.

Whenever CARDNAME attacks, you may sacrifice an Insect. When you do, curse defending player. (Create a black Aura Curse enchantment token that's attached to that player. It has enchant player and "At the beginning of your upkeep, you lose 1 life.")

If it's neither day nor night, it becomes day as Celestus Sanctifier enters.

Whenever day becomes night or night becomes day, look at the top two cards of your library. Put one of them into your graveyard.

Equipped creature gets +3/+3 and has "At the beginning of your end step, tap this creature."

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

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Defender (This creature can't attack.)

Protection from black

Flying

Whenever Cemetery Illuminator enters or attacks, exile a card from a graveyard.

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

Once each turn, you may cast a spell from the top of your library if it shares a card type with a card exiled with Cemetery Illuminator.

Vigilance

Whenever Cemetery Prowler enters or attacks, exile a card from a graveyard.

Spells you cast cost less to cast for each card type they share with cards exiled with Cemetery Prowler.

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

, : Exile target creature card from a graveyard. Create a 2/2 black Zombie creature token.

Hideaway 5 (When this enchantment enters, look at the top five cards of your library, exile one face down, then put the rest on the bottom in a random order.)

At the beginning of your upkeep, you may mill three cards. Then if there are twenty or more cards in your graveyard, you may play the exiled card without paying its mana cost.

Whenever Cenn's Heir attacks, it gets +1/+1 until end of turn for each other attacking Kithkin.

When Cenote Scout enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

As Censorship enters, choose a word.

Whenever a player says the chosen word, Censorship deals 2 damage to that player.

Heroic — Whenever you cast a spell that targets Centaur Battlemaster, put three +1/+1 counters on Centaur Battlemaster.

: Create a 3/3 green Centaur creature token.

When Centaur Nurturer enters, you gain 3 life.

: Add one mana of any color.

As long as Centaur Omenreader is tapped, creature spells you cast cost less to cast.

Whenever Centaur Rootcaster deals combat damage to a player, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Trample

, Discard a card: Regenerate Centaur Veteran.

, Sacrifice Centaur's Herald: Create a 3/3 green Centaur creature token.

When you unlock this door, search your library for a Room card that doesn't have the same name as a Room you control, reveal it, put it into your hand, then shuffle.

(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.)

Visit — Each player draws a card from the library of the player to their right. You create three Treasure tokens.

Lights — 4, 6

: Target player draws two cards, then discards two cards.

Whenever Cephalid Constable deals combat damage to a player, return up to that many target permanents that player controls to their owner's hand.

Whenever Cephalid Illusionist becomes the target of a spell or ability, mill three cards.

, : Prevent all combat damage that would be dealt to and dealt by target creature you control this turn.

Discard a card: Cephalid Inkshrouder gains shroud until end of turn and can't be blocked this turn. (A creature with shroud can't be the target of spells or abilities.)

Cephalid Pathmage can't be blocked.

, Sacrifice Cephalid Pathmage: Target creature can't be blocked this turn.

Threshold — As long as seven or more cards are in your graveyard, Cephalid Sage has "When Cephalid Sage enters, draw three cards, then discard two cards."

Whenever a player casts a spell, counter that spell unless that player pays , where X is the number of cards in all graveyards with the same name as the spell.