msem-instigator

Flying
Whenever Avengeance Angel attacks, you may put a creature card with mana value 2 or less from your hand or graveyard onto the battlefield.

Defender
When Brine Duelist enters, create a Treasure token. (It's an artifact with “{T}, Sacrifice this permanent: Add one mana of any color.”)
{W}{U}{B}{R}{G}: Put a +1/+1 counter on Brine Duelist. It loses defender.

Flying, vigilance
Protection from Humans (This creature can't be blocked, targeted or dealt damage by Humans.)

Concord — Whenever Bubbledome Captain attacks, if there are four or more card types among permanents you control, each other attacking creature gets +1/+1 until end of turn.

Flying
Whenever Circumspect Flock perseveres, create a 1/1 white Bird creature token with flying. (A creature perseveres when it survives damage.) (A creature perseveres when it survives damage.)

This spell costs {1} less to cast for each creature you attacked with this turn. (Those creatures don't have to still be on the battlefield.)
Flying

Lifelink
Partner with Imperator Valtasius (When this creature enters, 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.

Flying
When Derevi's Adjutant enters, put a +1/+1 counter on each other creature you control.
Cycling {2} ({2}, Discard this card: Draw a card.)
When you cycle Derevi's Adjutant, exile it. You may cast it from exile for as long as it remains exiled.

When Divine Shell enters, create three Function tokens with “Tap target creature.” (They're enchantments. As you cast an instant or sorcery spell, sacrifice any number of Functions to add their effects to that spell.)

Flash
Flying
Whenever Dread Sacricolist enters or attacks, another target creature you control gets +1/+1 and gains flying until end of turn. Untap it.
Evoke {1}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Vigilance
Whenever an opponent casts a spell, create a Treasure token unless that player pays {1}, then create a 1/1 white Merfolk creature token unless that player pays {1}.
{W}{U}{B}{R}{G}, {T}: Other creatures you control get +3/+3 and gain vigilance and indestructible until end of turn.

You may exert Extoller of Effort as it attacks. (An exerted creature won't untap during your next untap step.)
Whenever you exert a creature, create a 1/1 white Human creature token.

Flying
Civilized — Whenever Fakadeh's Anointed deals combat damage to an opponent, if you control an artifact, a creature, and an enchantment, you may return target permanent card with mana value 3 or less from your graveyard to your hand.

Vigilance
Other Dwarves you control get +1/+1 and have vigilance.
Whenever you activate a loyalty ability of a permanent, create two 1/1 white Dwarf creature tokens.

Flying, vigilance
At the beginning of your upkeep, if you have 10 or more life than your starting life total, put a +1/+1 counter on each other creature you control.

Indestructible
Whenever Hannaru the Conqueror attacks, put a +1/+1 counter on each creature you control.

Prevent all damage that would be dealt to you and permanents you control.

Vigilance
When Lagonna-Band Mentor enters, create a 1/1 white Soldier creature token.

Whenever Loyalist Escort or another Knight or Soldier you control enters, you may choose one that hasn't been chosen this turn —
• Tap target creature an opponent controls.
• Untap target creature you control.

Lifelink
If a source would deal damage to a player, you may prevent X of that damage, where X is the number of +1/+1 counters on Mending Caretaker.

Flying, vigilance

Flying, vigilance
Prevent all damage Merciful Yuroda would deal to creatures.

Lifelink
Whenever Operative BABY attacks or you cast a black or red spell, create a 1/1 blue Elemental creature token with flying.

Whenever Power of Redemption attacks, choose one —
• Remove all -1/-1 counters from all creatures you control.
• Untap all creatures you control.

Creature tokens you control get +1/+1 and can block an additional creature each combat.