msem-instigator

Perfect the Models deals 3 damage to any target and you gain 3 life. You may play an additional land this turn.
{5}{B}{R}{G}, Exile Perfect the Models from your graveyard: Create three 3/3 black Demon Horror creature tokens. They gain haste and indestructible until end of turn. Activate only as a sorcery.

First strike
Prevent all damage that would be dealt to creatures you control by sources with greater mana value.
{2}{W}{W}: Create a 1/1 colorless Construct Actor creature token. Put a vigilance counter on it.

Performer of Winds can't be blocked.
When Performer of Winds enters, remove a counter from up to one target permanent you control.

When Performers of Purpose enters, if a permanent you controlled left the battlefield this turn, create a 1/1 colorless Construct Actor creature token.
As long as it's your turn, Performers of Purpose has first strike.

When Persecutor of Truths enters, return target creature card with mana value 2 or less from your graveyard to the battlefield.
Once each turn, when you cast a spell from anywhere other than your hand or another nontoken creature you control enters and wasn't cast, you may draw a card.

Flash
Whenever you cast a spell during an opponent's turn, put a +1/+1 counter
on Petty Thief.
Surpass {5}{U} ({5}{U}: Transform this. This costs {1} less to activate for each counter on
it. Activate only as a sorcery.)

Indestructible
As long as your devotion to black and green is less than seven, Pharika isn't a creature.
At the beginning of your upkeep, create a 1/1 green Snake creature token. If Pharika is a creature, create a 1/1 black Snake creature token with deathtouch instead.

Destroy target creature or planeswalker. That permanent's controller loses 3 life unless that player sacrifices a nonland permanent or discards a card.

This spell can't be countered.
Piercing Arrow deals 4 damage to any target.

Pay 1 life, Exile a card from your graveyard: Piruz's Knight gets +2/+2 until end of turn. Activate this ability only once each turn.

When Piruz, the Fourth Shah enters, discard your hand. For each creature card discarded this way, create a 3/3 black Demon creature token with flying. For each other card discarded this way, you gain 3 life.
Monument {5}{B}{B} (You may cast this transformed from your graveyard for its monument cost. Exile it if it would leave the battlefield or not resolve.)

Scry 2, then draw two cards.

Target creature gains deathtouch and indestructible until end of turn.

Lionize {1}{B} ({1}{B}, Exile this card from your hand: Put a +1/+1 counter on target creature and it gains the following ability until end of turn. You may cast this card on a later turn from exile.)
Deathtouch

Tap up to three target creatures.
Compose (Then if you cast this from your hand, exile it and create a Saga token with “r3—You may cast a copy of this card from exile without paying its mana cost.”)

You draw two cards and you lose 2 life.
Amass Soldiers 2. (Put two +1/+1 counters on an Army you control. It's also a Soldier. If you don't control one, create an 0/0 black Soldier Army creature token first.)

You gain 3 life.
Amass Soldiers 1. (Put a +1/+1 counter on an Army you control. It's also a Soldier. If you don't control one, create an 0/0 black Soldier Army creature token first.)

At the beginning of each end step, if you've cast a noncreature spell this turn, amass Soldiers 1. (Put a +1/+1 counter on an Army you control. It's also a Soldier. If you don't control one, create an 0/0 black Soldier Army creature token first.)

{1}, Sacrifice a creature: Each opponent loses 1 life.
Whenever a creature dies, you gain 2 life.

When Prod the Stitchwork enters, it deals 1 damage to target player. That player sacrifices a creature.
At the beginning of your end step, if an opponent was dealt damage by three or more sources this turn, exile the top card of your library. You may play it until the end of your next turn.

Once each turn, when an Aura is attached to Prop Custodian or you cast a spell that targets it, you may audition for white. (Create a 1/1 Construct Actor creature token, a Scout Role giving 2/3 and vigilance, or a Cleric Role giving 2/2 and lifelink. Roles replace older ones.)

Whenever a nontoken creature dies, you may exile that card from its owner's graveyard. If you do, return each other card exiled with Prop Recycling to its owner's graveyard.
At the beginning of combat on your turn, create a token that's a copy of a card exiled with Prop Recycling.

Enchant creature
Whenever enchanted creature attacks, audition for green. (Create a 1/1 Construct Actor creature token, a Scout Role giving 2/3 and vigilance, or a Warrior Role giving 3/2 and trample. Roles replace older ones.)

When Prophetic Prism enters, draw a card.
{1}, {T}: Add one mana of any color.