msem-instigator

Ward—Pay 2 life.
Whenever another creature dies, put a hysteria counter on Mob of the End.
At the beginning of your first main phase, remove all hysteria counters from Mob of the End and add that much {R}.

Conjure into your hand a duplicate of target nontoken permanent you control or permanent card in your graveyard.
Exile Molecular Mimicry.

Molten Ritual deals 3 damage to target creature. If that creature would die this turn, exile it instead.

Molting Abomination can't be blocked by creatures with power 2 or less.
Whenever Molting Abomination deals combat damage to a player or planeswalker, create a tapped 3/2 colorless Horror creature token. Put a stun counter on that token. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Target creature gets +2/+2 and gains lifelink until end of turn.

Deathtouch
Mirage {1}{B} (You may cast this spell as though it had flash for its mirage cost. If you do, sacrifice it at the beginning of the next cleanup step.)

Align X (Choose modes with total ★ less than or equal to X. You may choose modes multiple times.)
• ★ — Whenever a creature attacks this turn, it gets +1/+1 until end of turn.
• ★★ — Create a 3/3 green Wurm creature token. It gains haste until end of turn.
• ★★★★★ — For each creature you control, create a token that's a copy of it. They gain haste.

As an additional cost to cast this spell, sacrifice a token or pay 2 life.
Draw two cards.

{T}: You may put a creature card with mana value 2 from your hand onto the battlefield.

Whenever Moon-Scarred Tuzi attacks, target creature in its pack gains first strike until end of turn. (Two or more creatures you control with equal power are in a pack.)

Sacrifice Moonlight Agent: Blocking creatures gain first strike until end of turn.

Moonlight Curator has flying as long as it's embattled. (A creature is embattled if it has a counter on it or has a permanent you control attached to it.)

Flying
Whenever another creature with flying you control enters, put a +1/+1 counter on Moonlight Strix.

Target creature you control gains indestructible until end of turn if it has a +1/+1 counter on it. Then it fights target creature you don't control.

Once each turn, when another nontoken creature is returned to your hand from the battlefield, you may create a token that's a copy of that creature.

(Activate each submodule once as a sorcery. When this enters, activate one submodule for free.)
{2}{W}: Virtue
You gain 6 life.
{2}{B}: Corruption
Each opponent loses 3 life.
{1}{W}{B}: Absolution
Morality Module gains “At the beginning of your end step, if you have more life than an opponent, you may pay 2 life. If you do, draw a card.”

Moranai Survivalist enters with three +1/+1 counters on it if you didn't cast it from your hand.
Revive {3}{G}{G} ({3}{G}{G}, 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.)

Whenever Morbid Mimic enters or attacks, exile up to one target creature card from a graveyard.
Morbid Mimic has all activated abilities of cards exiled with it.

Whenever a creature you control enters, you gain 1 life.
{2}{U}: Return target creature you control to its owner's hand.

Put two +1/+1 or loyalty counters on target creature or planeswalker. It gains lifelink until end of turn.

Morningstar Blaze deals X damage divided as you choose among one or two targets.

Choose up to one target land card and up to one target creature card with mana value 3 or less from your graveyard. Return one to the battlefield and the rest to your hand.

Target creature gets -2/-2 until end of turn. Mill two cards.

Players can't gain life.
At the beginning of each player's upkeep, if that player has 10 or less life, they lose 1 life.

Motley Crew has no name while it's being cast. (It will always make first contact.)
{2}{R}: Creatures you control named Motley Crew get +1/+0 until end of turn.