: Add .

, : Add , , or .

Indestructible

: Add .

, : Add five mana in any combination of colors.

When this Case enters, it deals 3 damage to target creature an opponent controls.

To solve — Three or more sources you controlled dealt damage this turn. (If unsolved, solve at the beginning of your end step.)

Solved — Sacrifice this Case: Exile the top three cards of your library. Choose one of them. You may play that card this turn.

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, destroy up to one target creature that was dealt damage this turn.

To solve — Three or more creature cards were put into graveyards from anywhere this turn. (If unsolved, solve at the beginning of your end step.)

Solved — This Case is a 4/4 Gorgon creature with deathtouch and lifelink 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, 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.

Whenever a creature you control enters, you gain 1 life.

To solve — You've gained 5 or more life this turn. (If unsolved, solve at the beginning of your end step.)

Solved — Sacrifice this Case: Creature cards in your graveyard gain "You may cast this card from your graveyard" until end of turn.

Vigilance

Whenever Cass or another creature you control dies, if it was enchanted or equipped, return any number of Aura cards that were attached to it from your graveyard to the battlefield attached to target creature, then attach any number of Equipment that were attached to it to that creature.

Enchant creature

Enchanted creature gets -2/-0 and can't block.

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

Instant and sorcery spells you control have rebound. (Exile the spell as it resolves if you cast it from your hand. At the beginning of your next upkeep, you may cast that card from exile without paying its mana cost.)

Target opponent reveals their hand. You choose a nonland card from it and exile that card.

Untapped creatures you control get +0/+2.

Castle Embereth enters tapped unless you control a Mountain.

: Add .

, : Creatures you control get +1/+0 until end of turn.

Castle Locthwain enters tapped unless you control a Swamp.

: Add .

, : Draw a card, then you lose life equal to the number of cards in your hand.

: Add .

, : Add .

, : Add or .

Choose one or more —

• Destroy target artifact.

• Destroy target creature.

• Destroy target enchantment.

• Destroy target land.

• Destroy target planeswalker.

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

Vigilance

When Cataclysmic Gearhulk enters, each player chooses an artifact, a creature, an enchantment, and a planeswalker from among the nonland permanents they control, then sacrifices the rest.

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.

Draw two cards, then discard a card.

Flashback costs you pay cost less.

Flashback costs your opponents pay cost more.

At the beginning of combat on your turn, if you control three or more creatures that each have toughness greater than their power, transform Catapult Fodder.

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

Gain control of target permanent until end of turn. Untap it. It gains haste until end of turn.

Fuse (You may cast one or both halves of this card from your hand.)

, : Search your library for a Mercenary permanent card with mana value 2 or less, put it onto the battlefield, then shuffle.

, : 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.

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

Flash

, Sacrifice Cathar Commando: Destroy target artifact or enchantment.

Whenever you cast a noncreature spell, Cathar's Companion gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Equipped creature gets +0/+3 and has vigilance.

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

The owner of target artifact or enchantment an opponent controls shuffles it into their library. You may shuffle up to four target cards from your graveyard into your library.

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

Draw three cards.

( can be paid with either or 2 life.)

Defender

When Cathedral Membrane dies during combat, it deals 6 damage to each creature it blocked this combat.

Cathedral of War enters tapped.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Add .

When Cathodion dies, add .

First strike, reach

Whenever Catti-brie of Mithral Hall attacks, put a +1/+1 counter on it for each Equipment attached to it.

, Remove all +1/+1 counters from Catti-brie: It deals X damage to target attacking or blocking creature an opponent controls, where X is the number of counters removed this way.

Spree (Choose one or more additional costs.)

+ — Caught in the Crossfire deals 2 damage to each outlaw creature. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.)

+ — Caught in the Crossfire deals 2 damage to each non-outlaw creature.

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.

, Sacrifice Caustic Caterpillar: Destroy target artifact or enchantment.

When Caustic Hound dies, each player loses 4 life.

Enchant land

Enchanted land has ": Target player loses 3 life."

All Slivers have ", Sacrifice this permanent: This permanent deals 1 damage to any target."

All Slivers have ", Sacrifice this permanent: Prevent the next 1 damage that would be dealt to target player, planeswalker, or Sliver creature this turn."

Whenever a creature you control with power 1 or less attacks, Cavalcade of Calamity deals 1 damage to the player or planeswalker that creature is attacking.

: Creatures you control get +1/+0 and gain haste until end of turn.

When Cavalier of Flame enters, discard any number of cards, then draw that many cards.

When Cavalier of Flame dies, it deals X damage to each opponent and each planeswalker they control, where X is the number of land cards in your graveyard.