msem-instigator

When Benthic Shipcrasher enters, scry 3.

{T}: Add {C}.
{1}, {T}: Add {W}{U}.

Whenever this creature enters or attacks, you may put a creature card with mana value 2 or less from your hand onto the battlefield. If you do, draw a card. Sacrifice that creature at the beginning of the next end step.
If a creature would enter under your control during combat on your turn, that creature enters tapped and attacking.

Untap target creature you control. It fights target creature you don't control.

When Kaneh Headdress enters, create a 1/1 blue Advisor creature token, then scry 1.
Equipped creature gets +1/+1.
Equip {2}

As an additional cost to cast this spell, exile a card from your graveyard.
Counter target spell with mana value less than or equal to the exiled card's mana value.

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

When Polgek Restorationist enters, you may return target artifact, enchantment, or planeswalker card from your graveyard to your hand.

Trample
Whenever Horrific Progenitor deals damage to a player, for each damage dealt, that player loses 3 life unless they sacrifice a nonland permanent or discard a card.

Trample
Engage (This creature must be blocked each combat if able.)
When Lion's Vanguard enters, creatures you control get +3/+3 and gain trample and haste until end of turn.

Drown deals 2 damage to target creature. That creature can't block this turn.

This spell can't be countered.
Flying, menace, haste
Ward—Sacrifice a creature. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player sacrifices a creature.)

Counter target spell unless its controller pays {3}. Its controller mills three cards.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
When Temple Instructor enters, return target creature to its owner's hand.

Haste
Whenever a player casts a spell, Rakkiri Dissident deals 1 damage to that player.

Target opponent loses 2 life and you gain 2 life. If you control a Wizard, instead that player loses 4 life and you gain 4 life.

Flying
When Hoarding Dragon enters, you may search your library for an artifact card, exile it, then shuffle.
When Hoarding Dragon dies, you may put the exiled card into its owner's hand.

Whenever Lotus Acolyte attacks, it gets +1/+0 and gains lifelink until end of turn.

Once each turn, when you activate a nonmana ability, you may put a stage counter on Sacred Opus.
{1}{W}: Until end of turn, Sacred Opus becomes an Angel Avatar creature in addition to its other types and gains “This creature's power and toughness are each equal to the number of stage counters on it.”

Copy target instant or sorcery spell you control. You may choose new targets for the copy.

Put a +1/+1 counter on each of up to two target creatures you control.
Draw a card.

Once each turn, when Atal, the Shroudmaker enters or you attack with one or more Horrors, you may create two tapped 1/1 colorless Human creature tokens. If Atal isn't a token, creatures you control gain flying until end of turn.
{2}{W}{W}, Discard Atal: Create a token that's a copy of Atal, the Shroudmaker, except it's 4/4 and isn't legendary. Activate only as a sorcery.

Enchant creature
Enchanted creature gets +2/+2.
{4}{G}: Return Kernon's Consecration from your graveyard to the battlefield attached to target creature you control. Activate only as a sorcery.

Move up to one +1/+1 counter from a creature you control to target creature you control. Then that creature fights target creature you don't control.