msem-instigator

Haste
When Bloodfury Warlord enters or dies, it deals 2 damage to each player.

Bloodsand Gulch enters tapped unless you control another Desert.
{T}: Add {B} or {R}.

Other Warriors you control get +2/+0.
Whenever a Warrior you control dies, Bloodshed Devotee deals 1 damage to target opponent.

Bloodstone Halls enters tapped unless you control two or more black and/or red permanents.
{T}: Add {B} or {R}.

Flying
{1}, Sacrifice a creature: Put a +1/+1 counter on Bloodthirsty Manticore. It gains indestructible until end of turn. Tap it.
Surpass {4}{B}{R} ({4}{B}{R}: Transform this creature. This costs {1} less to activate for each counter on it. Activate only as a sorcery.)

Whenever a creature with a counter on it dies, create a Gold token. (It's an artifact with “Sacrifice this artifact: Add one mana of any color.”)

Whenever this creature or another creature you control dies, this creature deals 1 damage to each opponent.

{T}: Add {C}.
{1}, {T}: Add {B}{R}.

First strike
Ascend {1}{B} ({1}{B}: Exile this creature, then return it to the battlefield transformed. Ascend only as a sorcery.)

Flying
When Calamity Harbinger enters, it deals 4 damage to up to one target creature or planeswalker.

Whenever Caldera Crawlers attacks, you may sacrifice a land or exile a land card from your graveyard. If you do, target creature gets +1/+1 and gains menace until end of turn.

Calmed Battleground enters tapped unless you control a Plains.
{T}: Add {B} or {R}.

Captain Fina Redtail can't be blocked as long as you control another attacking Pirate.
Whenever Captain Fina Redtail deals combat damage to a player, you may pay {2}. If you do, create a 2/1 black and red Cat Pirate creature token with menace.

Catalina's Turf enters tapped.
When Catalina's Turf enters, you may mill two cards.
{T}: Add {B} or {R}.

Trample
Chained Ravager can't attack or block unless a player has lost life this turn.

Menace
Creatures you control with mana value 1 get +2/+0 and have menace.

(Activate each submodule once as a sorcery. When this enters, activate one submodule for free.)
{2}{R}: Anarchy
Exile the top three cards of your library. You may cast an enchantment, instant, or sorcery spell exiled this way until the end of your next turn.
{2}{B}: Despair
Each cursed opponent sacrifices a creature.
{1}{B}{R}: Strife
Chaos Module gains “At the beginning of your end step, each cursed opponent loses life equal to the number of Curses attached to them.”

Charbroiled Core enters tapped unless you have two or more opponents.
{T}: Add {B} or {R}.

Haste
Claret Gorger can't block.
Unveil {2}{B}{R} ({2}{B}{R}: Transform this. Unveil only as a sorcery.)

Whenever a creature enters under an opponent's control, you may have that player lose 1 life.
Unveil {2}{B}{R} ({2}{B}{R}: Transform this. Unveil only as a sorcery.)

Clocktower Hideout enters tapped.
When Clocktower Hideout enters, look at the top card of your library. You may put it into your graveyard.
{T}: Add {B} or {R}.

Exile a creature card from your graveyard: Put two loyalty counters on Corpus. Activate only as a sorcery and only once each turn.
[–2]: You may sacrifice a creature. If you do, create a 4/4 red Horror creature token with menace. Otherwise, create a 2/2 black Zombie creature token.
[–4]: Search your library for two non-Corpus cards and reveal them. Put one into your hand and the other into your graveyard, then shuffle.

Corsair Sellsword can't block.
Whenever you foretell a card or cast a foretold spell, you may return Corsair Sellsword from your graveyard to your hand.

For each creature you control, create a token that's a copy of it. They gain haste. Sacrifice them at the beginning of the next end step.

({T}: Add {B} or {R}.)
Whenever Crumbling Precipice becomes tapped, you lose 1 life unless you control two or more basic lands.