Flying, trample

Pay 3 life: Return Cleaving Reaper from your graveyard to your hand. Activate only if you had an Angel or Berserker enter the battlefield under your control this turn.

Sliver creatures you control get +2/+0.

Allies — At the beginning of your end step, put a +1/+1 counter on each of up to two other target legendary creatures.

Betrayal — Whenever a legendary creature with counters on it dies, draw a card for each counter on it. You lose 2 life.

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.

When Cleric of the Forward Order enters, you gain 2 life for each creature you control named Cleric of the Forward Order.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Any number of target nonland permanents you control phase out. (Treat them and anything attached to them as though they don't exist until your next turn.)

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.

Magecraft — Whenever you cast or copy an instant or sorcery spell, Clever Lumimancer gets +2/+2 until end of turn.

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

Flying

Whenever you gain life, each opponent loses 1 life.

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.)

Enchant creature

Enchanted creature gets -4/-1.

Target creature gains flying until end of turn.

Draw a card.

Commander creatures you own have "At the beginning of your end step, if a creature card was put into your graveyard from anywhere this turn, create two tapped 1/1 green Squirrel creature tokens."

When Clocknapper enters, choose beginning phase, first main phase, combat phase, postcombat main phase, or ending phase. Steal that phase from target player during their next turn. (That phase occurs as though it's your turn instead.)

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.

Flying

Clockwork Condor enters with three +1/+1 counters on it.

Whenever Clockwork Condor attacks or blocks, remove a +1/+1 counter from it at end of combat.

Defender

, : Tap target creature.

When Clockwork Fox leaves the battlefield, you draw two cards and each opponent draws a card.

Clockwork Hydra enters with four +1/+1 counters on it.

Whenever Clockwork Hydra attacks or blocks, remove a +1/+1 counter from it. If you do, Clockwork Hydra deals 1 damage to any target.

: Put a +1/+1 counter on Clockwork Hydra.

Adamant — When Clockwork Servant enters, if at least three mana of the same color was spent to cast it, draw a card.

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

Clockwork Swarm can't be blocked by Walls.

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

, : Put up to X +1/+0 counters on Clockwork Swarm. This ability can't cause the total number of +1/+0 counters on Clockwork Swarm 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.

When Clone Crafter enters the battlefield, conjure a duplicate of a random creature card from your opponent's library into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell."

All Slivers have ": Regenerate this permanent."

Flying

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

Flying

When Cloud of Faeries enters, untap up to two lands.

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

Flying

Cloud Spirit can block only creatures with flying.

Flying

When this creature enters, you gain 2 life and draw two cards.

Flying

When Cloudchaser Kestrel enters, destroy target enchantment.

: Target permanent becomes white until end of turn.

Reach (This creature can block creatures with flying.)

When Cloudform enters, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Cloudform to it. (To manifest a card, put it 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.)

Enchanted creature has flying and hexproof.

Flying

: Cloudheath Drake gains vigilance until end of turn.

Flying

When Cloudkin Seer enters, draw a card.

As long as you control a Bird, Cloudreach Cavalry gets +2/+2 and has flying.

Flying

, , Discard a card: Create a 1/1 blue Faerie creature token named Cloud Sprite. It has flying and "Cloud Sprite can block only creatures with flying."

Flying

Equipped creature has flying and "You can't lose the game and your opponents can't win the game."

Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Flash

Reach

When Cloudthresher enters, it deals 2 damage to each creature with flying and each player.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Visit — Create a 1/1 white Clown Robot artifact creature token.

Lights — 2, 6

Visit — Create a 1/1 white Clown Robot artifact creature token.

Lights — 4, 6

Create two 1/1 white Clown Robot artifact creature tokens, then roll a six-sided die. If the result is equal to or less than the number of Robots you control, create a 1/1 white Clown Robot artifact creature token.

Return target permanent to its owner's hand. Its controller loses 3 life.

Transmute (, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

: Coalborn Entity deals 1 damage to target creature token, player, or planeswalker.

While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able.

You win the game if you control a land of each basic land type and a creature of each color.

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.