Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

Sacrifice a creature: Add {C}{C}.

{B}, Sacrifice a creature: Destroy target nonblack creature.

Whenever you cast a spell, add {R}. Until end of turn, you don't lose this mana as steps and phases end.

Creatures you control can boast twice during each of your turns rather than once.

Discard a card: Exile the top two cards of your library. You may play those cards this turn.

Whenever a creature dies, put a charge counter on Black Market.

At the beginning of your precombat main phase, add {B} for each charge counter on Black Market.

At the beginning of your precombat main phase, choose one or more --

• Sell Contraband -- Create a Treasure token. You lose 1 life.

• Buy Information -- Draw a card. You lose 2 life.

• Hire a Mercenary -- Create a 3/2 colorless Shapeshifter creature token with changeling. You lose 3 life. (It has every creature type.)

At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

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

Add X mana in any combination of {B} and/or {R}, where X is the sacrificed creature's mana value.

{3}{R}: Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn. Activate only as a sorcery.

Gain control of target creature with mana value 3 or less until end of turn. Untap that creature. It gains haste until end of turn.

Add {B}{B}{B}.

Flash

Whenever a creature you control dies, each opponent sacrifices a creature.

When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Each opponent faces a villainous choice -- They exile cards from the top of their library until they exile a nonland card, then you may cast that card without paying its mana cost, or that player exiles the top four cards of their library and Ensnared by the Mara deals damage equal to the total mana value of those exiled cards to that player.

Draw two cards, then discard two cards.

Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gains haste and "Whenever this creature deals combat damage to a player or battle, create a Treasure token." (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Sacrifice a creature: Goblin Bombardment deals 1 damage to any target.

Whenever one or more creatures you control deal combat damage to a player, create two Treasure tokens.

{B}, Sacrifice X Treasures: Target creature gets -X/-X until end of turn. Activate only as a sorcery.

Strive -- This spell costs {2}{R} more to cast for each target beyond the first.

Gain control of any number of target creatures until end of turn. Untap those creatures. They gain haste until end of turn.

Create a token that's a copy of target creature, except it has haste and "At the beginning of the end step, exile this permanent."

Hell to Pay deals X damage to target creature. Create a number of tapped Treasure tokens equal to the amount of excess damage dealt to that creature this way.

Gain control of target artifact or creature until end of turn. Untap it. It gains haste until end of turn.

When Ingot Chewer enters the battlefield, destroy target artifact.

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

Untap all creatures and gain control of them until end of turn. They gain haste until end of turn.

{R}, {T}, Discard a card: Create a token that's a copy of another target creature you control. It gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step. Activate only as a sorcery.

Blitz {1}{R} (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.)

Choose one. If you control a commander as you cast this spell, you may choose both instead.

• Add {R} for each card in target opponent's hand.

• Exile the top three cards of your library. You may play them this turn.

Gain control of target creature or Vehicle until end of turn. Untap it. It gains haste until end of turn.

You may cast a spell with mana value 2 or less from your hand without paying its mana cost.

First strike, haste

Whenever Kellogg, Dangerous Mind attacks, create a Treasure token.

Sacrifice five Treasures: Gain control of target creature for as long as you control Kellogg. Activate only as a sorcery.

Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.

Whenever you commit a crime, create a tapped Treasure token. This ability triggers only once each turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Sacrifice three Treasures: Create a 4/4 red Scorpion Dragon creature token with flying and haste. Activate only as a sorcery.

At the beginning of your end step, create a Treasure token for each creature that died this turn. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Add {R} for each tapped land your opponents control.

For each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.

Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target.

Imprint -- Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with Mimic Vat to its owner's graveyard.

{3}, {T}: Create a token that's a copy of a card exiled with Mimic Vat. It gains haste. Exile it at the beginning of the next end step.

Flying

Whenever you cast a spell from exile, copy it. You may choose new targets for the copy. If it's a permanent spell, the copy gains haste and "At the beginning of the end step, sacrifice this permanent." (A copy of a permanent spell becomes a token.)

Sacrifice a creature: Add one mana of any color.

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Deathtouch

Mystic Arcanum -- At the beginning of your end step, exile the top card of your library. Until the end of your next turn, you may play that card.

Pact Boon -- Whenever you play a card from exile, create a Treasure token.

Flying, trample

Whenever you sacrifice another creature, exile cards equal to its mana value from the top of target player's library. Until your next end step, you may play those cards, and mana of any type can be spent to cast those spells.

Sacrifice another creature: Rakdos, the Muscle gains indestructible until end of turn. Tap it. Activate only once each turn.

Sacrifice Reckless Barbarian: Add {R}{R}.

At the beginning of combat on your turn, create X tokens that are copies of another target creature you control, where X is one plus the number of instant and sorcery spells you've cast this turn. They gain haste. Exile them at the beginning of the next end step.

Red spells you cast cost {1} less to cast.

When Ruthless Technomancer enters the battlefield, you may sacrifice another creature you control. If you do, create a number of Treasure tokens equal to that creature's power.

{2}{B}, Sacrifice X artifacts: Return target creature card with power X or less from your graveyard to the battlefield. X can't be 0.

Choose two target players. Each of them searches their library for a card, then shuffles and puts that card on top.

Each opponent chooses fame or fortune. For each player who chose fame, gain control of a creature that player controls until end of turn. Untap those creatures and they gain haste until end of turn. For each player who chose fortune, you draw a card and create a Treasure token.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

When Shriekmaw enters the battlefield, destroy target nonartifact, nonblack creature.

Evoke {1}{B} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

Song-Mad Ruins enters the battlefield tapped.

{T}: Add {R}.

Storm-Kiln Artist gets +1/+0 for each artifact you control.

Magecraft -- Whenever you cast or copy an instant or sorcery spell, create a Treasure token.

When you cast this spell, gain control of target creature until end of turn. Untap it. It gains menace and haste until end of turn.

The Beast enters the battlefield tapped with six stun counters on it. (If it would become untapped, remove a stun counter from it instead.)

Whenever a creature deals combat damage to its owner, untap The Beast and draw a card.

When The Meathook Massacre enters the battlefield, each creature gets -X/-X until end of turn.

Whenever a creature you control dies, each opponent loses 1 life.

Whenever a creature an opponent controls dies, you gain 1 life.

Untap target creature and gain control of it until end of turn. That creature gains haste until end of turn. (It can attack and {T} this turn.)

Gain control of target creature until end of turn. Untap it. It gains trample and haste until end of turn.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Add two mana of any one color. (The creature can attack and {T} this turn.)

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

Create a Wicked Role token attached to up to one target creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1. When this Aura is put into a graveyard, each opponent loses 1 life.)

Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.)

At the beginning of the end step, sacrifice Underworld Breach.

Gain control of target creature with power 4 or less until end of turn. Untap that creature. It gains haste until end of turn.

Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.