msem-instigator

As an additional cost to cast this spell, sacrifice a creature.
Search your library for up to X cards and put them into your hand, where X is the sacrificed creature's power, then shuffle.

Whenever a creature you control dies, put a loyalty counter on Dias, Freed from Belief.
[0]: Create a 2/1 black Nightmare creature token with “This creature can't block.”
[–X]: Destroy target creature or planeswalker unless an opponent pays twice X life.

Put target creature card from a graveyard onto the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.
Zombiecycling {2}{B} ({2}{B}, Discard this card: Search your library for a Zombie card, reveal it, and put it into your hand, then shuffle.)

Target player draws X cards and loses X life, where X is the number of enchantments you control.

Surveil 1. You draw a card and you lose 1 life. (To surveil 1, look at the top card of your library. You may put that card into your graveyard.)
Tether (Then if you cast this from your hand, you may exile it tethered to a creature you control. When it dies, you may cast this from exile without paying its mana cost.)

Each opponent loses 2 life. Scry 1.
Showcase {3}{B} (Then if you cast this for its showcase cost, create a 1/1 red Bard creature token that can't block and exile this. Whenever it attacks, you may cast a free copy of this.)

Casualty 1 (As you cast this spell, you may sacrifice a creature with power 1 or greater. When you do, copy this spell.)
All creatures get -2/-2 until end of turn

Deathtouch
Art of war — At the beginning of your end step, if Disciple of Hashiro dealt damage to an opponent this turn, put a +1/+1 counter on it.

Whenever another creature you control dies, each opponent loses 1 life and you gain 1 life. Then you may pay {B}. If you do, Disciple of Myriad Fates becomes a copy of that creature, except it has this ability.

Lifelink
When Disciple of the Coil enters, choose one —
• You draw a card and you lose 2 life.
• Put a +1/+1 counter on target creature you control.

Destroy target creature.

Foretell {3}{B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
Each opponent discards three cards.

When Diseased Prophet enters, each opponent loses 1 life.
Revive {B} ({B}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Haste (This creature can attack and {T} as soon as it comes under your control.)
Whenever a creature you control attacks, each opponent loses 1 life.

Return target creature card from your graveyard to your hand.

When Disharmony of the Spheres enters, return up to four creature cards from your graveyard to your hand.
At the beginning of your upkeep, you may sacrifice an Angel, a Demon, a Faerie, and a Spirit with different names. If you do, you win the game.

Whenever you or a creature you control become the target of a spell or ability an opponent controls, that opponent gets a spite counter.

Cast this spell only if each graveyard has a creature card in it.
Each player puts a creature card in their graveyard of an opponent's choice onto the battlefield.

Destroy target creature or planeswalker. Draw a card.

When Distant Lover enters, create a 1/1 colorless Citizen creature token.

Choose one or both —
• Destroy target creature with mana value 1 or less.
• Each player discards a card.

Target player reveals their hand. You choose a nonland card from it. That player discards that card.

Target player discards a card. If you control a Zombie, that player discards an additional card.

Destroy target creature that isn't in a pack. (Two or more creatures a player controls with equal power are in a pack.)

Flying
Demons and Vampires you control get +1/+1 for each player that has lost life this turn.