msem-instigator

Creatures you control get +2/+1 until end of turn.
Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.)

Purge. You gain 3 life. (To purge, exile two cards that share a type from graveyards. If you do, draw a card.)

Target nonland permanent phases out. (Treat it and anything attached to it as though they don't exist until its controller's next turn.)
Draw a card.

Enchant creature
Enchanted creature doesn't untap during its controller's untap step.
{1}{U}: Tap enchanted creature.

{W}, {T}: Tap target creature.

When Restless Explorer enters, search your library for a land card, reveal it, put it into your hand, then shuffle.

Whenever you sacrifice a permanent, put a +1/+1 counter on Restless Oppressor.

Enchant creature
Enchanted creature gets +2/+2 and attacks each turn if able.

(Transforms from Ruined Theater.)
{T}: Add one mana of any color.

{U}, Sacrifice Results Uncertain: Scry 2.
{U}, Sacrifice Results Uncertain: Draw a card.

Target opponent chooses a creature card in your graveyard. Return the chosen card from your graveyard to your hand.

When Rethia Cultivator enters, you may search your library for a land card, reveal it, put it into your hand, then shuffle.

Embellish {5}{U} (If you cast this spell for {5}{U}, create a 1/1 blue Thopter artifact creature token with flying when it enters.)
Retinue Golem gets +1/+1 as long as you control another artifact.

Destroy target creature.

Choose one —
• Return target nonland permanent to its owner's hand.
• Put the bottom two cards of your library into your hand.

Choose one—
• Destroy target land.
• Destroy target creature with flying.

Destroy target artifact or enchantment. If you controlled that artifact or enchantment, draw two cards.

Exile the bottom four cards of your library. Return a creature or enchantment card from among them to your hand. You gain life equal to its mana value.

Destroy up to one target artifact, enchantment, or creature with flying. Create two 1/1 green Saproling creature tokens.

As long as there are three or more creature cards in your graveyard, Returned Minotaur gets +1/+1 and has menace.

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.)

As an additional cost to cast this spell, discard a land card.
Draw two cards.

{B}: Revenant Shade gets +1/+1 until end of turn.

Destroy target creature. Investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

{1}{W}: Target creature you control gets +0/+1 until end of turn and assigns combat damage equal to its toughness rather than its power this turn. When that creature deals combat damage to a player this turn, transform Reversal Medic.