msem-instigator

Target creature gets +3/+0 and gains lifelink and indestructible until end of turn.

Regenerate target creature. (The next time that creature would be destroyed this turn, it isn't. Instead tap it.)

Mill four cards. You may put up to two cards from among the milled cards into your hand. Each player loses 2 life.

Destroy target non-Gorgon creature. Scry 1.

Target opponent sacrifices a creature. Put a +1/+1 counter on up to one target creature you control.

When Globule of Agony enters or leaves the battlefield, target player loses 1 life.
{2/B}, {T}, Sacrifice Globule of Agony: Draw a card.

(Add a quest counter as this enters. Sacrifice after 3.)
Once each turn, when a player discards a card, you may add a quest counter.
Each opponent loses X life and you gain X life, where X is the number of quest counters on Gloomhollow Expedition.
Choose up to two target creature cards in graveyards with total mana value 3 or less. Put those cards onto the battlefield under your control.

Put target creature card from a graveyard onto the battlefield under your control. If that card was put into that graveyard this turn, it enters with an additional +1/+1 counter on it.

Target player discards two cards. Then exile that player's graveyard.

Enchant player
At the beginning of enchanted player's end step, if they cast a spell this turn, they lose 1 life.

Pressure {1}{B} (You may cast this spell for its pressure cost if seven or more cards are in your graveyard.)
Destroy target creature.

Each opponent sacrifices a creature. Whenever one or more players lose life this turn, repeat that process.

This spell costs {1} less to cast for each card put into your graveyard from anywhere this turn.
Target creature gets -4/-4 until end of turn.

Creatures you control gain lifelink until end of turn. If {W} was spent to cast Gorran Charge, creatures you control get +2/+2 until end of turn.

Enchant creature
Enchanted creature gets +2/+1 and has menace.

Target creature gets -4/-4 until end of turn.

{1}{B}, Discard a card: Exile target creature card from your graveyard. Create a token that's a copy of that card, except it's a 5/5 black Horror.

As an additional cost to cast this spell, exile two cards from your graveyard with the same mana value.
Search your library for a card with the same mana value as the exiled cards, reveal it, put it into your hand, then shuffle.

Destroy target creature. If you control a Wizard, put up to one target creature card from your graveyard on top of your library.

Until end of turn, target creature gets +2/+0 and gains “When this creature dies, return it to the battlefield tapped under your control.”

{B}, Pay 2 life: Draw a card.

Destroy target creature or planeswalker. Create a Treasure token.

When Grim Festivities enters or at beginning of your upkeep, you may return a creature card from your graveyard to the battlefield under your control. If you do, each opponent may return a creature card from their graveyard to their hand.

When Grim Procession enters, create two 2/2 black Zombie creature tokens.
{2}{B}: Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Target player sacrifices a creature. Create a tapped 2/2 black Zombie creature token.