msem-instigator

Menace
Whenever Auros, Flame-Cursed attacks, it deals 3 damage to each opponent.

Enchant creature
At the beginning of the upkeep of enchanted creature's controller, Betrayer's Mantle deals 3 damage to that player.

Enchant player
Creatures attacking enchanted player get +1/+0.
If Curse of Incurable Wounds would be put into a graveyard from the battlefield, exile it instead.

Sacrifice a land: Desperate Ravager gets +2/+0 and gains haste until end of turn.

As long as your deck contains only red and colorless cards, your minimum deck size is reduced by eight.

First strike
At the beginning of your end step, if Emberslash Werewolf didn't attack this turn, transform it.

Whenever you cast an instant or sorcery spell, create a 1/1 red Alien creature token with “This creature can't block.”
{2}{R}, Sacrifice two Aliens: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

Menace
When Fervent Devout enters, choose one —
• Put a +1/+1 counter on Fervent Devout.
• Create a colorless artifact token named Lotus Petal with “{T}, Sacrifice this artifact: Add one mana of any color.”

Flying, first strike
Whenever this creature transforms into Flame-Tested Dragon or attacks, it deals 1 damage to each creature you don't control.

Flamebearer's Domain enters tapped.
{T}: Add {R}.

Trample
Whenever Forthright Wrecker deals combat damage to a player or noncreature permanent, it deals that much damage to each other planeswalker controlled by defending player and each other battle protected by defending player.

(Transform this if it's not attached to a creature. Pay {R} as a sorcery to unattach it.)
Enchant creature you control
Gamhaugen War Swine's rider gets +1/+1 and has haste.

Creatures you control can't be blocked by creature tokens and/or creatures with defender.
At the beginning of your end step, if Garrison Intruder didn't attack this turn, transform it.

Sacrifice another creature: Grisly Rougarou deals damage equal to the sacrificed creature's power to any target.

{2}, Sacrifice a creature or artifact: Hadak's Guardian deals 2 damage to any target.

Attacking creatures you control get +1/+0.

Whenever you cast a spell, untap Inglorious Blaze.
{T}: Inglorious Blaze deals 1 damage to target player or planeswalker.

At the beginning of your first main phase, you may discard a card. If you do, draw a card and create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)
At the beginning of your end step, if Kessig Tombrobber didn't attack this turn, transform it.

{T}: Add {R}.
Whenever you cast a spell from anywhere other than your hand, copy that spell. You may choose new targets for the copy.

Whenever you cast an instant or sorcery spell, you may copy it, and you may choose new targets for the copy. Do this only once each turn.
At the beginning of your end step, if Leyran Spellclaw didn't attack this turn, transform it.

At the beginning of combat on your turn, target creature gets +1/+1 and gains haste until end of turn.

Whenever you cast a spell that's white, blue, black, or green, create a 1/1 white Soldier creature token.

Enchant creature
Enchanted creature has first strike and trample.

Whenever an Actor you control becomes untapped, you may discard a card. If you do, draw a card.

Your opponents can't gain life.
If a source you control would deal damage to an opponent, it deals double that damage instead.
At the beginning of your end step, if Mayhem Tandem didn't attack this turn, transform it.