msem-instigator

Exile target nontoken permanent you control, then return that card to the battlefield under its owner's control.

Create two 1/1 red Devil creature tokens. They have “When this creature dies, it deals 1 damage to any target.”

Put target nonland permanent on top of its owner's library.
Draw a card.

Whenever you draw your second card each turn, put a +1/+1 counter on Ethereal Sneak.

Vanguard — Whenever a creature you control attacks alone, it gets +1/+1 and gains menace until end of turn.

Whenever Combat Technician attacks, create a 1/1 colorless Servo artifact creature token that's tapped and attacking. Then Combat Technician gets +1/+1 until end of turn for each artifact you control.

{T}: Add one mana of any color.
{7}, {T}, Sacrifice Hero's Statue: Draw three cards.

Other Rebel creatures you control get +0/+1.
When Veteran Renegade enters, create a 1/1 white Rebel creature token.

Tithe (As you cast this spell, you may tap three artifacts and/or creatures you control.)
Faradia's Outrage deals X damage to any target. If this spell's tithe was paid, it deals X damage divided as you choose among any number of targets instead.

Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gets +1/+0 and gains haste.

When Pilgrim of Many Provinces enters, draw a card. Then you may discard a creature card. If you do, draw a card.

Once each turn, when you foretell a card or cast a foretold spell, you may create a tapped Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

When Asham's Path enters, you gain 8 life.
{1}{W}{W}: Transform Asham's Path. Activate only if your fealty to Plains is five or greater.

Menace
Whenever a land enters, you may search its controller's library for up to three land cards with the same name as that card, put them into that player's graveyard, then that player shuffles.

Menace
Whenever you cast a glitched spell, Null Entity gets +2/+0 until end of turn for each time that spell was glitched.

You may have Ligneous Enormity assign its combat damage as though it weren't blocked.
Madness {3}{G}{G} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Enchant artifact or creature
Enchanted permanent doesn't untap during its controller's untap step.

Choose one —
• Destroy target artifact.
• Lichen's Grasp deals 4 damage to target creature with flying.
Cycling {2} ({2}, Discard this card: Draw a card.)

Whenever Guided Hunter attacks, upgrade it. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Deathtouch

Target player discards a card and gets a poison counter.
Coalesce {4}{B}{B} (You may cast this from your graveyard for {4}{B}{B}. If you do, it enters as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)

{T}: Add {B} or {R}.
{T}, Sacrifice Sigil of Destruction: Add {B}{R}.

Haughty Chateau enters tapped unless you have two or more opponents.
{T}: Add {W} or {B}.

When Bayou Courier enters, you may pay 2 life. If you do, create a 3/2 green Crocodile creature token with trample.

Reach

You may look at the top card of your library any time.
Once during each of your turns, you may cast an enchantment spell from the top of your library or from your graveyard.