msem-instigator

Create a token that's a copy of target creature, except it's a Sand creature in addition to its other types, has haste and “At the beginning of the end step, sacrifice this permanent.” Each creature with the same name as that creature gains trample until end of turn.

Until end of turn, creatures you control gain “Creatures with power less than this creature's power can't block it.”

Target opponent mills four cards. Scry 2.

Choose one —
• Return target permanent card from your graveyard to your hand.
• Destroy target artifact or enchantment.

Flying
Whenever another artifact you control enters, Filigree Drake gets +1/+1 until end of turn.

Target creature gains double strike until end of turn.
Showcase {2}{R}{R} (Then if you cast this for its showcase cost, create a 1/1 red Bard creature token that can't block and exile this. Whenever it attacks, you may cast a free copy of this.)

This spell costs {2} less to cast if it targets a creature with an Adventure.
Destroy target creature or planeswalker.

As an additional cost to cast this spell, pay {4} or sacrifice a creature.
Target creature gets -13/-13 until end of turn. If that creature would die this turn, exile it instead.

As an additional cost to cast this spell, sacrifice a creature.
Exile target creature.

Reprise {3}{U} (As you cast an instant or sorcery spell, you may exile one card with reprise from your graveyard and pay its reprise cost. If you do, add its effects to that spell.)
Scry 3, then draw a card.

Final Struggle deals 3 damage to target creature. When that creature dies this turn, exile it and create a 3/3 red Shark enchantment creature token.

As an additional cost to cast this spell, sacrifice a permanent.
Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Target player mills two cards. You draw a card and you lose 1 life.
Leitmotif (If you cast this spell from your hand, exile it as it resolves. When you next cast a spell that shares a color with this card, you may cast this from exile without paying its mana cost.)

Create two 1/1 Insect creature tokens that are all colors.
Create a Vial token. (It's an artifact with “{1}, Sacrifice this and another permanent: Draw a card. Activate only during your turn.”)

Enchant artifact
Enchanted artifact is an Equipment and has “Equipped creature gets +2/+0” and equip {0}.

Finish Off deals 2 damage to any target. If you've drawn two or more cards this turn, it deals 3 damage instead.
Cycling {3} ({3}, Discard this card: Draw a card.)

Finish the Job deals 5 damage to target creature that was dealt damage this turn. If that creature would die this turn, exile it instead.

Rouse 1. Finishing Blow deals X damage to any target, where X is the greatest power among creatures you control. (Put a +1/+1 counter on a permanent you control. If it isn't a creature, tap it and it becomes a 0/0 creature in addition to its other types.)

Destroy target creature if it was dealt damage this turn.

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Fire and Ashes deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Fire from Above deals 2 damage to target opponent and each creature with flying that player controls.

{R}, Sacrifice Firebelly Toad: It deals 3 damage to target player or planeswalker.

Exile the top three cards of your library. Until the end of your next turn, you may play those cards.

This spell can't be countered.
Firebloom deals 3 damage to target creature or planeswalker.