msem-instigator

Choose target creature you control. Double its power and toughness until end of turn. That creature deals X damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control, where X is its power.

Flash
If a spell or ability an opponent controls would cause you to discard a creature card, you may put that card onto the battlefield instead.

Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)
Draw a card.

Choose two —
• Until end of turn if an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.
• Create three 1/1 green Snake creature tokens.
• Create a 2/2 blue Bird creature token with flying.
• Create a 3/3 red Manticore creature token with haste.

Flash
When Blade of Mautakesh enters, creatures you control gain poisonous 1 until end of turn. (Whenever those creatures deal combat damage to a player, that player gets a poison counter. Multiple instances of poisonous trigger separately.)

{G}{W}, {T}: Remove a -1/-1 counter from target creature.
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.)

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

Menace
Stalker of Myth gets +1/+0 for each creature you control with chronicle.
{2}, Remove a counter from a permanent you control: Draw a card, then discard a card.

Equipped creature has hexproof. (That creature can't be the target of spells or abilities your opponents control.)
Equip {0}

This spell costs {4} less to cast if a player attacked with four or more creatures this turn.
End the turn.

Crater Burst deals 3 damage to any target. Add {W}{U}{B}{R}{G}. Until end of turn, you don't lose this mana as steps and phases end.

Trample, haste
When Oil Driller enters, salvage two cards at random. (Exile those cards from your graveyard until this creature leaves the battlefield. Whenever this creature deals combat damage to a player, put a card it salvaged into your hand.)
At the beginning of your end step, sacrifice Oil Driller.

Alpha (You may have this creature enter with a +1/+1 counter on it. If you do, it becomes alpha and can only attack alone.)

Reach, deathtouch
When Nightshade Ambusher enters, you may pay {1}{G}. When you do, destroy target creature with flying.

As an additional cost to cast this spell, exile a creature card from your graveyard.

At the beginning of each combat, you may have Firefish Conjurer deal 3 damage to target creature you control. If you do, Firefish Conjurer gets +2/+0 and gains flying until end of turn.

Flying
Whenever you cast an artifact or enchantment spell, tap target artifact or creature an opponent controls. It doesn't untap during its controller's next untap step.

Whenever another creature with power 2 or less you control enters for the first time each turn, you may pay {W}. If you do, draw a card.

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.

Equipped creature has menace.
Whenever equipped creature attacks, look at the top two cards of your library. Put any number of them into your graveyard and the rest back on top of your library in any order.
Equip {2}

Exile up to one target card from a graveyard. If you do, create a 1/1 green Spirit creature token.
Coalesce {7}{G} (You may cast this from your graveyard for {7}{G}. If you do, it enters as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)

Align X (Choose modes with total ★ less than or equal to X. You may choose modes multiple times.)
• ★ — Whenever a creature attacks this turn, it gets +1/+1 until end of turn.
• ★★ — Create a 3/3 green Wurm creature token. It gains haste until end of turn.
• ★★★★★ — For each creature you control, create a token that's a copy of it. They gain haste.

Choose one —
• Target creature gets +0/+3 until end of turn.
• Target creature gains flying and lifelink until end of turn.

Spirited (When this creature enters, you may activate one of its activated abilities without paying its cost.)
{3}{W}{B}: Create a 0/1 white and black Human Advisor creature token with “When this creature enters, target creature can't attack or block until this creature leaves the battlefield.”

Counter target spell unless its controller pays {1}.
Create a colorless artifact token named Lotus Petal with “{T}, Sacrifice this artifact: Add one mana of any color.”