Puppeteer

, : You may tap or untap target creature.

Cowardice

Whenever a creature becomes the target of a spell or ability, return that creature to its owner’s hand. (It won’t be affected by the spell or ability.)

Coat of Arms

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Cabal Conditioning

Any number of target players each discard a number of cards equal to the highest converted mana cost among permanents you control.

Glowrider

Noncreature spells cost more to cast.

Aphetto Exterminator

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Aphetto Exterminator is turned face up, target creature gets -3/-3 until end of turn.

Echo Tracer

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Echo Tracer is turned face up, return target creature to its owner’s hand.

Voidmage Prodigy

, Sacrifice a Wizard: Counter target spell.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Complicate

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 .

Burning Wish

You may reveal a sorcery card you own from outside the game and put it into your hand. Exile Burning Wish.

Solitary Confinement

At the beginning of your upkeep, sacrifice Solitary Confinement unless you discard a card.
Skip your draw step.
You have shroud. (You can’t be the target of spells or abilities.)
Prevent all damage that would be dealt to you.

Cagemail

Enchant creature
Enchanted creature gets +2/+2 and can’t attack.

Possessed Aven

Flying
Threshold — As long as seven or more cards are in your graveyard, Possessed Aven gets +1/+1, is black, and has “, : Destroy target blue creature.”

Sickening Dreams

As an additional cost to cast this spell, discard X cards.
Sickening Dreams deals X damage to each creature and each player.

Gurzigost

At the beginning of your upkeep, sacrifice Gurzigost unless you put two cards from your graveyard on the bottom of your library.
, Discard a card: You may have Gurzigost assign its combat damage this turn as though it weren’t blocked.

Possessed Barbarian

First strike
Threshold — As long as seven or more cards are in your graveyard, Possessed Barbarian gets +1/+1, is black, and has “, : Destroy target red creature.”

Reckless Charge

Target creature gets +3/+0 and gains haste until end of turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Chainflinger

, : Chainflinger deals 1 damage to any target.
Threshold — , : Chainflinger deals 2 damage to any target. Activate this ability only if seven or more cards are in your graveyard.

Balancing Act

Each player chooses a number of permanents they control equal to the number of permanents controlled by the player who controls the fewest, then sacrifices the rest. Each player discards cards the same way.

Escape Artist

Escape Artist can’t be blocked.
, Discard a card: Return Escape Artist to its owner’s hand.