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

When Cloister Gargoyle enters the battlefield, 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.

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery.

Spells you cast of the chosen type cost less to cast.

Flying

When Cloudchaser Kestrel enters the battlefield, destroy target enchantment.

: Target permanent becomes white until end of turn.

Flying

When Cloudkin Seer enters the battlefield, draw a card.

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

Flying

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

Descend 4 — When Coati Scavenger enters the battlefield, if there are four or more permanent cards in your graveyard, return target permanent card from your graveyard to your hand.

Target creature gets -4/-0 until end of turn.

Draw a card.

Addendum — If you cast this spell during your main phase, tap that creature and it doesn't untap during its controller's next untap step.

Commanders you control have ward .

: Add . Spend this mana only to cast Aura and/or Equipment spells.

: Attach target Aura or Equipment you control to target creature you control. Activate only as a sorcery.

You may choose not to untap Coffin Queen during your untap step.

, : Put target creature card from a graveyard onto the battlefield under your control. When Coffin Queen becomes untapped or you lose control of Coffin Queen, exile that creature.

Reveal Cogwork Spy as you draft it. You may look at the next card drafted from this booster pack.

Flying

Coiling Woodworm's power is equal to the number of Forests on the battlefield.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Cold-Eyed Selkie deals combat damage to a player, you may draw that many cards.

Escalate (Pay this cost for each mode chosen beyond the first.)

Choose one or more —

• Target player discards all the cards in their hand, then draws that many cards.

• Collective Defiance deals 4 damage to target creature.

• Collective Defiance deals 3 damage to target opponent or planeswalker.

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.)

Target creature gets -3/-3 until end of turn.

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

: Colos Yearling gets +1/+0 until end of turn.

At the beginning of your upkeep, if you control a creature with power 4 or greater, draw a card.

If Combat Celebrant hasn't been exerted this turn, you may exert it as it attacks. When you do, untap all other creatures you control and after this phase, there is an additional combat phase. (An exerted creature won't untap during your next untap step.)

Two target creatures your team controls each deal damage equal to their power to target creature.

Cast this spell only during the declare attackers step and only if you've been attacked this step.

Return one or two target attacking creatures to their owner's hand.

: Add one mana of any color in your commander's color identity.

Sacrifice Commander's Sphere: Draw a card.

Leading from the Front — Whenever Commissar Severina Raine attacks, each opponent loses X life, where X is the number of other attacking creatures.

Summary Execution — , Sacrifice another creature: You gain 2 life and draw a card.

Nonartifact creatures get +2/+2 as long as they all share a color.

, , Sacrifice another creature or artifact: Incubate 3. (Create an Incubator token with three +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Counter target spell unless its controller pays .

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

When you cycle Complicate, you may counter target spell unless its controller pays .

, Remove a component counter from Component Pouch: Add two mana of different colors.

: Roll a d20.

1–9 | Put a component counter on Component Pouch.

10–20 | Put two component counters on Component Pouch.

At the beginning of your end step, if a creature died this turn, create a tapped token that's a copy of Compy Swarm.

Conductive Current deals 3 damage to each creature. Choose an instant or sorcery card in your hand. It perpetually gains "If this spell would deal noncombat damage to a permanent or player, it deals that much damage plus 2 instead."

When Confession Dial enters the battlefield, surveil 3.

: Target legendary creature card in your graveyard gains escape until end of turn. The escape cost is equal to its mana cost plus exile three other cards from your graveyard. (You may cast it from your graveyard for its escape cost this turn.)

Choose one —

• Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard.

• Counter target spell unless its controller pays .

Flying, lifelink

Whenever Congregation Gryff attacks while saddled, it gets +X/+X until end of turn, where X is the number of Mounts you control.

Saddle 3 (Tap any number of other creatures you control with total power 3 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Return target permanent to its owner's hand. If that permanent is red or green, put it on top of its owner's library instead.

: You get (an energy counter).

, Pay : Consulate Turret deals 2 damage to target player or planeswalker.

Target creature gets +2/+2 until end of turn. Another target creature gets -2/-2 until end of turn.

When Contagious Vorrac enters the battlefield, look at the top four cards of your library. You may reveal a land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. If you didn't put a card into your hand this way, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Surge (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Enchant creature

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

Whenever you cast a spell, you gain 1 life.

At the beginning of your upkeep, if you have 5 or less life, you gain 3 life and draw a card.

, : Exile target artifact card from a graveyard. Put a charge counter on Conversion Chamber.

, , Remove a charge counter from Conversion Chamber: Create a 3/3 colorless Phyrexian Golem artifact creature token.

Counter target spell unless its controller pays .

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Copy target instant or sorcery spell. You may choose new targets for the copy.

You may have Copy Enchantment enter the battlefield as a copy of any enchantment on the battlefield.

Whenever you cast a kicked spell, draw a card, then discard a card.

When Coralhelm Chronicler enters the battlefield, look at the top five cards of your library. You may reveal a card with a kicker ability from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Up to three target creatures can't block this turn. Goad them. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Defender

Sacrifice another creature: Corpse Blockade gains deathtouch until end of turn.

As an additional cost to cast this spell, exile a creature card from your graveyard.

Corpse Explosion deals damage equal to the exiled card's power to each creature and each planeswalker.

Skeletons you control get +1/+0 and have haste.

When Corpses of the Lost enters the battlefield, create a 2/2 black Skeleton Pirate creature token.

At the beginning of your end step, if you descended this turn, you may pay 1 life. If you do, return Corpses of the Lost to its owner's hand. (You descended if a permanent card was put into your graveyard from anywhere.)

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of your upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with mana value less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated.

When Corrosion leaves the battlefield, remove all rust counters from all permanents.