msem-instigator

When Bearer of the Lantern enters the battlefield, you gain 3 life.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Converge — Counter target spell unless its controller pays {1} for each color of mana spent to cast Cosmic Sinkhole.

When Dark Bargain enters the battlefield, you draw a card and you lose 1 life.
{B}, Sacrifice Dark Bargain: You draw a card and you lose 1 life.

Fiery Erasure deals 3 damage to target creature or planeswalker. If that permanent would die this turn, exile it instead.

{T}: Add {C}. Activate only if you have less life and control fewer creatures than each opponent.

Cadence (Whenever you cast a spell, if its mana value is greater than this creature's power, put a +1/+1 counter on this creature.)
{1}{R}, Remove a +1/+1 counter from Lt. Daisy Saxon: She deals 2 damage to target player or planeswalker.

This spell costs {G} less to cast if it targets a blue or black permanent.
Destroy target artifact, enchantment, or planeswalker.

Flying
When Scion of Torrents enters the battlefield, you may return target nonland permanent to its owner's hand.
Whenever an Island enters the battlefield under your control, you may aetherize Scion of Torrents. (To aetherize, create a token that's a copy of it, then exile that token.)

Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles.
Scry 1.

Lifelink
When Stalked Healer enters the battlefield, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

You gain 7 life.
Coalesce {5}{G}{G} (You may cast this from your graveyard for {5}{G}{G}. If you do, put it onto the battlefield as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)

Prowess
Curse spells you cast cost {W}{U}{B}{R}{G}
less to cast. This effect reduces only
the amount of colored mana you pay.
Whenever you cast a Curse spell, you may draw a card.