msem-instigator

As The Usurper's Final Rest enters, choose a card name.
Spells with the chosen name can't be cast.
If a card with the chosen name would enter the battlefield or be put into a graveyard from anywhere, exile it instead.

Exile the top five cards of your library. You may put a creature card from among them with mana value 2 or less onto the battlefield.

Art of war — At the beginning of your end step, if Raiun Bay Scourge dealt damage to an opponent this turn, gain control of target artifact or enchantment until Raiun Bay Scourge leaves the battlefield.

Flying
Whenever you cast an instant or sorcery spell, put a +1/+1 counter on Mirrorfuse Angel, then copy that spell for each +1/+1 counter on Mirrorfuse Angel. You may choose new targets for the copies.

First strike
Spells you cast during combat cost {1} less to cast.

Instant and sorcery spells you cast cost {1} less to cast.
Rapport — Whenever Selma Lappowen and at least one other creature you control become tapped, exile the top card of your library. Until end of turn, you may play that card.

Archive 5 (As this enters, shuffle the top five cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
You may play lands from the archived library.

Whenever you cast a noncreature spell, target player mills two cards.
{U}: This creature gets +1/-1 until end of turn.

When Crescent of the Harvest Moon enters or whenever equipped creature attacks, exile up to one target card from a graveyard.
Equipped creature gets +1/+1.
{X}: Equipped creature becomes a copy of a permanent card with mana value X or less exiled with Crescent of the Harvest Moon until end of turn (even if this becomes unattached). Activate only as a sorcery.
Equip {2}

{T}: Add one mana of any color.
{T}: Put a charge counter on Coalition Relic.
At the beginning of your first main phase, remove all charge counters from Coalition Relic. Add one mana of any color for each charge counter removed this way.

When Serafina's Gift enters, if you cast it, target opponent gains control of it.
At the beginning of your upkeep, draw three cards, then discard two cards.

Flash
When Gravetiller enters, you may exile target creature or planeswalker card from a graveyard. If it had mana value 4 or less, you may return it to its owner's hand. Otherwise, you may shuffle it into its owner's library.
Evoke {B} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Choose one or both —
• Exile target artifact.
• Put a -1/-1 counter on target creature.

Enchant creature
Enchanted creature gets +2/+2.
When enchanted creature dies, amass Soldiers 2. (Put two +1/+1 counters on an Army you control. It's also a Soldier. If you don't control one, create an 0/0 black Soldier Army creature token first.)

Scathing Review deals 2 damage to target creature. If you control an artifact, Scathing Review deals 2 damage to that creature's controller.

When Diligent Fishermen enters, look at the top four cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Flash
Return another artifact, creature, or enchantment you control to its owner's hand: Caylin Whirlwind gets +3/+3 until end of turn. Activate only once each turn.

Brazen Sacrilege deals 2 damage to any target. Until end of turn, if a red source you control would deal damage to that player or to that permanent's controller, it deals that much damage plus 1 instead.

Target opponent exiles cards from the top of their library until X land cards are exiled, where X is the number of land cards in your graveyard.

Destroy target creature if it has mana value 4 or greater. If Shatter Facade was cast from exile, destroy that creature if it has mana value 3 or less instead.
Orchestrate {B} (You may exile this card from your hand anytime you could cast a sorcery for its orchestrate cost. When you next resolve a spell, you may cast this from exile without paying its mana cost.)

Create a 1/1 white Soldier creature token. Then put a +1/+1 counter on a creature you control.

When Generous Hermit dies, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Whenever you cast an instant or sorcery spell, you may pay {1}. If you do, choose one—
• Draw a card, then discard a card.
• Tap target creature.
• Target creature gains flying until end of turn.
• Target player mills two cards.

Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Target creature or planeswalker an opponent controls phases out. If you're in a renaissance, exile it instead.

Equipped creature gets +1/+1 and has haste.
Whenever a creature you control enters, if it was cast from exile, you may attach Blade of the Valiant to it.
Equip {2}