Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

Flying

When Burning-Rune Demon enters, you may search your library for exactly two cards not named Burning-Rune Demon that have different names. If you do, reveal those cards. An opponent chooses one of them. Put the chosen card into your hand and the other into your graveyard, then shuffle.

Protection from red

Sacrifice Burrenton Forge-Tender: Prevent all damage a red source of your choice would deal this turn.

Choose a number between 0 and 13. Each player sacrifices that many creatures.

Descend 8 — When you cast this spell, if there are eight or more permanent cards in your graveyard, copy this spell twice. You may choose new targets for the copies.

Return target permanent card from your graveyard to your hand. Exile Bygone Marvels.

, Sacrifice a Cleric: Target player loses 2 life and you gain 2 life.

Whenever Cabal Executioner deals combat damage to a player, that player sacrifices a creature.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

, , Exile two cards from your graveyard: Return target creature card from your graveyard to your hand.

Enrage — Whenever Cacophodon is dealt damage, untap target permanent.

When Cacophony Unleashed enters, if you cast it, destroy all nonenchantment creatures.

Whenever Cacophony Unleashed or another enchantment you control enters, until end of turn, Cacophony Unleashed becomes a legendary 6/6 Nightmare God creature with menace and deathtouch. It's still an enchantment.

When Caldaia Strongarm enters, put two +1/+1 counters on target creature.

Blitz (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Players can't gain life this turn. Damage can't be prevented this turn. Call In a Professional deals 3 damage to any target. (Shield counters don't prevent this damage as they're removed.)

Enchant creature

Enchanted creature gets +3/+2 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)

At the beginning of each upkeep, if a player cast two or more spells last turn, sacrifice Call of the Full Moon.

Return up to one target artifact or enchantment card from your graveyard to the battlefield. Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards you own in exile and in your graveyard that are instant cards, are sorcery cards, and/or have an Adventure.

At the beginning of your end step, if you descended this turn, put a +1/+1 counter on target creature you control. (You descended if a permanent card was put into your graveyard from anywhere.)

, Sacrifice Canonized in Blood: Create a 4/3 white and black Vampire Demon creature token with flying.

: Canyon Crab gets +2/-2 until end of turn.

At the beginning of your end step, if you haven't cast a spell from your hand this turn, draw a card, then discard a card.

Landfall — Whenever a land you control enters, creatures you control get +1/+1 until end of turn.

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

Carbonize deals 3 damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Enchant artifact or creature

As long as enchanted permanent is a creature, it gets +1/+3 and has reach and ": Add ."

Channel — , Discard Careful Cultivation: Create a 1/1 green Human Monk creature token with ": Add ."

Flying

Carnifex Demon enters with two -1/-1 counters on it.

, Remove a -1/-1 counter from Carnifex Demon: Put a -1/-1 counter on each other creature.

As an additional cost to cast this spell, sacrifice a creature.

Create X 0/1 black Insect creature tokens, where X is the sacrificed creature's power.

, : Exile up to three target cards from a single graveyard.

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

Carrion Crow enters tapped.

Carrion Grub gets +X/+0, where X is the greatest power among creature cards in your graveyard.

When Carrion Grub enters, mill four cards. (Put the top four cards of your library into your graveyard.)

Flying

When Carrion Imp enters, you may exile target creature card from a graveyard. If you do, you gain 2 life.

Whenever Carrion Rats attacks or blocks, any player may exile a card from their graveyard. If a player does, Carrion Rats assigns no combat damage this turn.

When Carrion Thrash dies, you may pay . If you do, return another target creature card from your graveyard to your hand.

Whenever Carrion Wurm attacks or blocks, any player may exile three cards from their graveyard. If a player does, Carrion Wurm assigns no combat damage this turn.

Whenever Carth the Lion enters or a planeswalker you control dies, look at the top seven cards of your library. You may reveal a planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Planeswalkers' loyalty abilities you activate cost an additional +1 to activate.

Enchant creature you control

When Cartouche of Ambition enters, you may put a -1/-1 counter on target creature.

Enchanted creature gets +1/+1 and has lifelink.

When this Case enters, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

To solve — You control three or more artifacts. (If unsolved, solve at the beginning of your end step.)

Solved — , Sacrifice this Case: Put four +1/+1 counters on target noncreature artifact. It becomes a 0/0 Bird creature with flying in addition to its other types.

When this Case enters, create a 2/1 black Skeleton creature token and suspect it. (It has menace and can't block.)

To solve — You control no suspected Skeletons. (If unsolved, solve at the beginning of your end step.)

Solved — , Sacrifice this Case: Search your library for a card, put it into your hand, then shuffle. Activate only as a sorcery.

Flying

Whenever Catacomb Dragon becomes blocked by a nonartifact, non-Dragon creature, that creature gets -X/-0 until end of turn, where X is half the creature's power, rounded down.

Search your library for a Mercenary card, reveal that card, put it into your hand, then shuffle.

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

Draw three cards.

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.

: Add .

, : Add one mana of any color.

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

This spell costs less to cast, where X is the greatest number of artifacts an opponent controls.

Flying, trample, haste

Whenever Cavern-Hoard Dragon deals combat damage to a player, you create a Treasure token for each artifact that player controls.

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.

When Centaur of Attention enters, roll five six-sided dice and store those results on it.

At the beginning of combat on your turn, you may reroll any number of Centaur of Attention's stored results.

Centaur of Attention gets +X/+X, where X is the greatest number of stored results on it of the same value.

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.

Target opponent reveals the top card of their library. Cerebral Eruption deals damage equal to the revealed card's mana value to that player and each creature that player controls. If a land card is revealed this way, return Cerebral Eruption to its owner's hand.

When Ceremonial Guard attacks or blocks, destroy it at end of combat.

Counter target colorless spell.

Enchant creature

Enchanted creature can't attack.

When Cessation is put into a graveyard from the battlefield, return Cessation to its owner's hand.