Reveal cards from the top of your library until you reveal a nonland card. Put the revealed cards on the bottom of your library in a random order. When you reveal a nonland card this way, Calibrated Blast deals damage equal to that card's mana value to any target.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

+1: Look at the top four cards of your library. You may reveal an enchantment card from among them and put that card into your hand. Put the rest on the bottom of your library in a random order.

−3: Exile target creature or enchantment you don't control until target enchantment you control leaves the battlefield.

−7: Return all enchantment cards from your graveyard to the battlefield.

Gain control of all creatures target opponent controls until end of turn. Untap those creatures. They gain haste until end of turn. You can't attack that player this turn. You can't sacrifice those creatures this turn.

Return up to two target creature cards with total mana value 3 or less from your graveyard to the battlefield. Put a deathtouch counter on either of them. Then put a menace counter on either of them.

: Reveal the top card of your library. If it's a creature card, put it onto the battlefield. Otherwise, put it into your graveyard.

Return target instant or sorcery card from your graveyard to your hand.

Return target black creature card from your graveyard to your hand.

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Callaphe's power is equal to your devotion to blue. (Each in the mana costs of permanents you control counts toward your devotion to blue.)

Creatures and enchantments you control have "Spells your opponents cast that target this permanent cost more to cast."

Flash

Polymorphine — You may have Callidus Assassin enter tapped as a copy of any creature on the battlefield, except it has "When this creature enters, destroy up to one other target creature with the same name as this creature."

: Look at the top card of your library.

: Reveal the top card of your library. If it's a land card, Callous Deceiver gets +1/+0 and gains flying until end of turn. Activate only once each turn.

Callous Sell-Sword enters with a +1/+1 counter on it for each creature that died under your control this turn.

You gain X life and draw X cards, where X is the number of creatures you control. Creatures you control get +1/+1 until end of turn.

When this creature enters, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.

, : Untap X target lands.

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.

Enchant creature

Enchanted creature gets +3/+2 and has vigilance.

Prevent the next 3 damage that would be dealt to any target this turn. You gain life equal to the damage prevented this way.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Equipped creature gets +1/+1 and has "Whenever this creature attacks, surveil 2." (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

, Sacrifice Candlestick: Draw a card.

Equip

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

Target creature gets -3/-3 until end of turn. If this spell was bargained, that creature gets -5/-5 until end of turn instead.

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.

Trample

: Canopy Dragon gains flying and loses trample until end of turn.

Flying

, Discard a card at random: Canyon Drake gets +2/+0 until end of turn.

: Target opponent discards two cards. Activate only during your turn, before attackers are declared.

Enchant creature

Enchanted creature gets +1/+1.

, Sacrifice Capashen Standard: Draw a card.

Horrors you control have menace.

Whenever a Horror you control deals combat damage to a player, that player mills that many cards.

At the beginning of your end step, choose target artifact or creature card in an opponent's graveyard that was put there from their library this turn. Put it onto the battlefield under your control.

Captive Audience enters under the control of an opponent of your choice.

At the beginning of your upkeep, choose one that hasn't been chosen —

• Your life total becomes 4.

• Discard your hand.

• Each opponent creates five 2/2 black Zombie creature tokens.

Enchant creature

Enchanted creature can't attack or block.

When Captured by Lagacs enters, support 2. (Put a +1/+1 counter on each of up to two target creatures.)

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

You gain 4 life.

Enchant creature

For each other card named Cardboard Carapace you have with you outside the game, enchanted creature gets +1/+1.

Target player draws four cards, then discards three cards. If you cast this spell during your main phase, instead that player draws four cards, then discards two cards.

Whenever a creature blocks, that creature's controller loses 1 life.

: Regenerate Carnage Gladiator.

: Add . If that mana is spent on a Dragon creature spell, it gains haste until end of turn.

First strike, haste

Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

Carrion Feeder can't block.

Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.

Enchant creature you control

When Cartouche of Solidarity enters, create a 1/1 white Warrior creature token with vigilance.

Enchanted creature gets +1/+1 and has first strike. (It deals combat damage before creatures without first strike.)

: Add .

, : Add , , or .

Indestructible

: Add .

, : Add five mana in any combination of colors.

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.

Whenever a Detective you control enters or is turned face up, put a +1/+1 counter on it.

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

Solved — If one or more tokens would be created under your control, those tokens plus a Clue token are created instead. (It's an artifact with ", Sacrifice this artifact: Draw a card.")

When this Case enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle.

To solve — There are five colors among permanents you control. (If unsolved, solve at the beginning of your end step.)

Solved — At the beginning of combat on your turn, target creature you control gains flying, double strike, and vigilance until end of turn.

When this Case enters, distribute two +1/+1 counters among one or two target creatures you control.

To solve — Creatures you control have total power 8 or greater. (If unsolved, solve at the beginning of your end step.)

Solved — Whenever you attack, put a +1/+1 counter on target attacking creature. It gains trample until end of turn.

Destroy target nonlegendary creature.

Destroy all non-Giant creatures. (Then exile this card. You may cast the creature later from exile.)

Castle Ardenvale enters tapped unless you control a Plains.

: Add .

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

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.

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

, : Search your library for a Mercenary permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

, : Search your library for a Mercenary permanent card with mana value 1 or less, put it onto the battlefield, then shuffle.

Whenever a creature you control enters, put a +1/+1 counter on each creature you control.

: Target player mills a card.