msem-instigator

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

{T}: Add {C}.
Whenever you tap Primal Channeler for mana, the next creature spell you cast this turn can be cast as though it had flash.

Menace
When Devious Kalku enters, you may search your library for a card, put that card into your graveyard, then shuffle.

Volcanic Rain deals damage to target creature or planeswalker equal to the number of lands you control.

Fiery Cannonade deals 2 damage to each non-Pirate creature.

Target player draws a card for each card in their graveyard.

Sacrifice another creature: Blood Bairn gets +2/+2 until end of turn.

For any number of permanent types, you may exchange control of two target permanents that share that type.

Fiery Embrace deals X damage to any target, where X is 2 plus the number of cards named Fiery Embrace in your graveyard.

{T}: Add {C}.
{4}, {T}: Create a 0/1 white Goat creature token.
{T}, Sacrifice X Goats: Add X mana of any one color. You gain X life.

Defender
When Warden of Silence enters, draw a card.

Haste
Whenever another creature you control dies, each opponent loses 1 life and you gain 1 life.

When Augmented Alchemist enters or dies, create a Vial token. (It's an artifact with “{1}, Sacrifice this and another permanent: Draw a card. Activate only during your turn.”)

You may have Graveborn Usurper enter as a copy of any creature card in a graveyard, except it has “{2}{U}{B}, Exile a creature card from a graveyard: Graveborn Usurper becomes a copy of the exiled card, except it has this ability.”

Whenever a creature you control with toughness 4 or greater attacks, it gains deathtouch until end of turn.
Whenever a creature you control deals combat damage to a player, you may pay 1 life. If you do, draw a card.

Other creatures you control named Starfall Dancer get +2/+2.

Whenever you cast a noncreature spell, look at the top X cards of your library, where X is that spell's mana value. Put those cards on top of your library in any order.

Flash
When Caronas, Eon Wanderer enters, you gain 2 life and draw two cards if Caronas, Eon Wanderer isn't on the battlefield.
{2}{W}{U}, Discard two cards: Aetherize Caronas. (To aetherize, create a token that's a copy of it, then exile that token.)

[+1]: Choose up to one target creature. Until your next turn, whenever that creature attacks you or Kimar, Kimar deals 4 damage to that creature.
[–1]: Put a +1/+1 counter on target creature. That creature gains lifelink until end of turn.
[–7]: Search your library for a creature card and put it onto the battlefield. You gain life equal to its power. Then shuffle.

Vigilance
{2}{W}: Patrol Ship gets +0/+3 until end of turn. Activate only once each turn.
Cycling {2/W} ({2/W}, Discard this card: Draw a card.)

Flying
If a triggered ability of another permanent you control would trigger for the first time each turn, that ability triggers an additional time.

Mill a card. Target creature gets -X/-X until end of turn, where X is the number of cards put into your graveyard from anywhere this turn.

Breach (Whenever this deals combat damage to a player, you may have it become an Aura Curse until your next turn. Attach it to that player.)
At the beginning of your end step, you may choose a cursed opponent. If you do, draw a card unless that player pays 2 life for each Curse attached to them.

Counter target spell.
You may draw four cards. If you do, skip your next turn.

Whenever you gain life, put a +1/+1 counter on Listless Maneli.
Surpass {5}{W} ({5}{W}: Transform this creature. This costs {1} less to activate for each counter on it. Activate only as a sorcery.)