msem-instigator

Enchant creature
When Grip of Paranoia enters, enchanted creature's controller loses 2 life.
Enchanted creature gets -3/-1 and can't block.

Enchant creature
Enchanted creature gets +1/-1.
When Grip of the Deadwood is put into a graveyard from the battlefield, return it to its owner's hand.

Each player sacrifices a creature, then you gain 2 life for each creature that died this turn.

Enchant opponent
When Grisly Hunger enters, enchanted player's life total becomes 10.
At the beginning of enchanted player's end step, they sacrifice a creature. If they do, they lose life equal to that creature's power.

Enchant creature
Enchanted creature gets +3/+3 and has trample.

At the beginning of each end step, if a creature you control died this turn, each opponent loses 2 life.
{3}{B}: Target creature you control gains lifelink until end of turn.

Target creature gets -3/-3 until end of turn. When that creature dies this turn, its controller loses 2 life.

As an additional cost to cast this spell, sacrifice an artifact or enchantment.
You draw three cards and you lose 3 life.

Exile up to one target nonland card from an opponent's graveyard. Copy it. You may cast the copy. (You still pay its costs, including color. Copies of permanents enter as tokens.)
Draw a card.

When Hail to the Queen enters, each player sacrifices a creature.
Whenever a nontoken creature you control dies, you may pay its mana cost. If you do, create a token that's a copy of it.

At the beginning of your end step, you may discard a creature card. If you do, you draw a card and you lose 1 life.
Whenever a creature you control attacks alone, you may cast a creature card from your graveyard. That creature enters tapped and attacking. If you do, sacrifice the creature you attacked with at end of combat.

As long as your deck contains only black and colorless cards, your minimum deck size is reduced by eight.

Creatures you control get +2/+0 until end of turn. Creatures target player controls gain winnow until end of turn. (Damage dealt to it also causes its controller to lose that much life.)

Hard Bargain deals 2 damage to target creature or planeswalker an opponent controls and you gain 2 life. Then if you have more life than that opponent, draw a card.

Whenever one or more Rogues you control attack, you may pay 1 life. If you do, draw a card.

Wanderlust — When you cast this spell, you may copy it if you control four or more differently named lands. You may choose new targets for the copy.
Target creature you don't control gets -3/-3 until end of turn.

Target creature gets +3/-1 until end of turn.
Metamorph {1}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up and cast it at any time for its metamorph cost.)

Target player discards two cards and loses 2 life. Scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Enchant creature
Enchanted creature gets -1/-3.

Enchant creature
When Heartstrings leaves the battlefield, exile enchanted creature.
Whenever enchanted creature attacks or blocks, exile it at end of combat.

This spell costs {2} less to cast if you sacrificed a Clue this turn.
Target player discards two cards.

Whenever you lose 2 or more life during your turn, put two blood counters on Hemomancy.
{1}{B}, Remove X blood counters from Hemomancy: Return target creature card with mana value X from your graveyard to the battlefield.

(Transform this if it's not attached to a creature. Pay {B} as a sorcery to unattach it.)
Enchant creature you control
Herald of Death's rider gets +1/+1.
Sacrifice a creature: Herald of Death's rider gets +2/+2 until end of turn.

When Heretic's Vow enters, create two 1/1 white Cleric creature tokens with lifelink.
Once each turn, when you gain life, you may put a +1/+1 counter on target creature you control.

Destroy target creature or planeswalker.