msem-instigator

When Flare Blitz enters, it deals 3 damage to any target and you gain 3 life.
{1}{R}{W}: Return Flare Blitz to its owner's hand.

Up to one target creature gains winnow until end of turn if you've cast another spell this turn. (Damage dealt to it also causes its controller to lose that much life.)
Flare Extensions deals 3 damage to any target.

Target creature you control fights another target creature. If either of those creatures would die this turn, exile it instead.

Bleed {1}{U}{U} (You may cast this spell for its bleed cost if an opponent has lost life this turn.)
Look at the top seven cards of your library. Put two of those cards into your hand and the rest on the bottom of your library in any order.

For each Equipment you control, you may attach it to target creature you control.
Draw a card.

Choose target artifact, creature or planeswalker. If this spell was foretold, you may destroy it. Create a token that's a copy of it except it isn't legendary, has haste and “At the beginning of the end step, sacrifice this permanent.”
Foretell {B}{B}{R} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

You may have Flawless Counterfeit enter as a copy of any noncreature artifact on the battlefield.

Untap target creature you control. It gains indestructible until end of turn. Create a Weapon token, then attach it to that creature. (A Weapon token is an Equipment artifact with “Equipped creature gets +1/+1” and equip {2}.)

At the beginning of your upkeep, gain control of up to one target noncreature, nonland permanent for as long as you control Flawless Heist. Then if you control five or more permanents you don't own, you win the game.

Creatures you control get +1/+1 and gain first strike until end of turn.

Siphon (Each -1/-1 counter you put on your creatures up to their remaining toughness while casting this pays for {1}.)
Counter target spell unless its controller pays {4}.

Target creature can't be blocked this turn.
Proliferate. (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)

Exile the top two cards of your library. You may play one of them until the end of your next turn.
Motley — If there are five or more names among nonland permanents you control, you may play both of them until the end of your next turn instead.

Vanishing 2 (This permanent enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Whenever a player discards one or more cards, put a time counter on Fleeting Moments.
Whenever a time counter is removed from Fleeting Moments, you draw a card and you lose 1 life.

When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.
Agonize (You may cast this card from your graveyard by putting a -1/-1 counter on a creature you control in addition to paying its other costs. Then exile this card.)

Target player mills four cards.
Inscribed creature has flying.
Inscribe {2}{U} ({2}{U}: Exile this card from your hand inscribed on a creature you control. Whenever that creature attacks, its controller may cast a copy of the inscribed card without paying its mana cost. Inscribe only as a sorcery.)

You may put a creature card with mana value 2 or less from your hand onto the battlefield.
Draw a card.

Vanishing 1 (This permanent enters with a time counter on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Flesh to Rot enters or the last time counter is removed from it, all creatures get -3/-3 until end of turn.

Equipped creature gets +2/+2.
Equip {3}

Fleshweaver's Domain enters tapped.
{T}: Add {G}.

Target creature you control deals damage equal to its power to target creature you don't control. Scry 1.

Put a +1/+1 counter on target creature. That creature gains first strike until end of turn.

Enchant creature
Enchanted creature gets +2/+2.
Kindle 2—{2}{W} ({2}{W}, Exile this card from your graveyard: Create two 1/1 colorless Elemental creature tokens. Kindle only as a sorcery.)

Create X 4/4 white Angel creature tokens with flying.
Flashback {X}{W}{W}{W}{W}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant creature
When Flight of Fancy enters, draw two cards.
Enchanted creature has flying.