msem-instigator

Flying, lifelink
When Cloudshaper Pilgrim enters the battlefield, return target creature or enchantment card with mana value 3 or less from your graveyard to your hand.

When Coalition Apothecary enters, you gain 1 life for each nonland permanent you control.

Target creature you control gains hexproof and indestructible until end of turn. If it's a Knight or Soldier, put a +1/+1 counter on it.

When Coercive Cardinal enters the battlefield, choose an opponent. That player may have you gain 5 life. If the player doesn't, create two 1/1 white Cleric creature tokens.

Equipped creature gets +1/+1 and has vigilance.
Equip {1}

Flash
When Collapsed Mine enters the battlefield, exile another target nonland permanent until Collapsed Mine leaves the battlefield.

First strike

Create a 1/1 colorless Construct Actor creature token for each creature you control.
Compose (Then if you cast this from your hand, exile it and create a Saga token with “III—You may cast a copy of this card from exile without paying its mana cost.”)

Choose one —
• Create two 1/1 white Soldier creature tokens.
• If you spent three or more mana to cast this spell, create five 1/1 white Soldier creature tokens.

Flash
When Colpah Charmer enters the battlefield, you may tap or untap target creature.

Enchant creature
You may cast this spell from your graveyard if it targets a legendary creature you control.
Enchanted creature gets +2/+2 and has vigilance.

Whenever Combat Technician attacks, create a 1/1 colorless Servo artifact creature token that's tapped and attacking. Then Combat Technician gets +1/+1 until end of turn for each artifact you control.

Choose target creature you control, then choose two —
• Put a +1/+1 counter on it.
• Put a lifelink counter on it.
• That creature gains indestructible until end of turn.

Whenever a -1/-1 counter is put on a creature you control, you gain 1 life.
{1}{B}, Pay 1 life: Untap target Cleric. You may remove a -1/-1 counter from that creature.

Lifelink
Partner with Imperator Valtasius (When this creature enters the battlefield, target player may put Imperator Valtasius into their hand from their library, then shuffle.)
At the beginning of your upkeep, return target Soldier card from your graveyard to your hand.

Creature tokens you control get +1/+1.
{3}{W}: Create a 1/1 white Warrior creature token.

When Compulsory Studies enters the battlefield, exile target creature until Compulsory Studies leaves the battlefield. Each player draws a card.

Slipstream (This creature can't be blocked as long as only creatures with slipstream are attacking.)
Whenever Conchhorn Shinygrabber attacks, you may pay {1}. If you do, create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)
{W}{U}{B}{R}{G}: Conchhorn Shinygrabber gets +3/+3 and gains lifelink until end of turn.

Other Knight creatures you control get +1/+1.

When Confining Priest enters the battlefield, exile another target creature with power 4 or less until Confining Priest leaves the battlefield. (That creature returns under its owner's control.)

Vigilance
Conflict Capturer gets +2/+0 as long as a permanent you controlled left the battlefield this turn.

Whenever you cast an Aura spell, nourish 1. (To nourish 1, either put a +1/+1 counter on this creature or create a 1/1 white Citizen creature token.)

Create three 1/1 white Soldier creature tokens. Scry 3.

(As this Discovery enters and after your draw step, add a progress counter. Stop after you've discovered.)
I, II — Create a 1/1 white Soldier creature token with vigilance.
Discovery — At the beginning of combat on your turn, you may pay {2}{W}. If you do, creatures you control get +1/+1 until end of turn.