msem-instigator

As an additional cost to cast this spell, you may sacrifice a creature.
Return to the battlefield a creature card in your graveyard that was put there from the battlefield this turn.

Whenever one or more creatures you control deal combat damage to a player or planeswalker, you draw a card and you lose 1 life.

Target creature gets -2/-2 until end of turn.
Dominance — That creature gets -4/-4 until end of turn instead if you control the creature with the greatest power or tied for the greatest power.

Look at the top three cards of your library. Put two of them into your hand and the rest into your graveyard. You lose 2 life.

Target creature you control deals damage equal to its power to another target creature. You gain life equal to the damage dealt this way.

Target player sacrifices a creature. You may return up to one target Demon creature card from your graveyard to your hand.

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.)

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.

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.

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.

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.)

Up to two target creatures you control each get +1/+0 and gain menace until end of turn.

Destroy target creature or planeswalker.
Fuse (You may cast one or both halves of this card from your hand.)

Doom deals 3 damage to any target and you gain 3 life.
Reconstruct {3}{B}{B} (You may cast this from your graveyard for its reconstruct cost reduced by the mana value of a permanent you sacrifice as you cast it this way. Then exile this.)
You may cast Doom from exile by paying {4}{B}{B}{B} rather than its mana cost. If you do, shuffle it into your library instead of putting it anywhere else as it resolves.