msem-instigator

When Dominate the Desert enters, create a 3/3 green Elephant creature token with trample.
Whenever a creature you control assaults, you may return Dominate the Desert to its owner's hand.

When Dominator's Diadem enters, you gain 3 life.
{2}{W}, {T}: Tap target creature.

Reach
Whenever a creature dealt damage by Domineering Champion this turn dies, create a 1/1 white Human creature token.

Dominik's Shack enters tapped.
When Dominik's Shack enters, you may mill two cards.
{T}: Add {B} or {G}.

You have hexproof.
Whenever you cast a noncreature spell, you may tap or untap target permanent.

Up to two target creatures you control each get +1/+0 and gain menace until end of turn.

Foretell {2}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
If this spell is foretold, you may cast it as though it had flash.
Create a token that's a copy of target creature you control.

Destroy target creature or planeswalker.
Fuse (You may cast one or both halves of this card from your hand.)

Equipped creature has first strike.
Whenever another creature you control dies, put a +1/+1 counter on equipped creature.
Equip {2}

Doom deals 3 damage to any target and you gain 3 life.
Reconstruct {3}{B}{B} (You may cast this from your graveyard for its reconstruct cost reduced by the mana value of a permanent you sacrifice as you cast it this way. Then exile this.)
You may cast Doom from exile by paying {4}{B}{B}{B} rather than its mana cost. If you do, shuffle it into your library instead of putting it anywhere else as it resolves.

When Doom Cultist dies, target player loses 2 life and you gain 2 life.

Target creature you control gains deathtouch until end of turn. It fights another target creature.

Pressure {3}{U}{B} (You may cast this spell for its pressure cost if seven or more cards are in your graveyard.)
Destroy up to one target creature. Return all other nonland permanents to their owners' hands.

Flying, first strike, haste
Whenever Doombringer Dragon attacks, you may sacrifice another creature. If you do, Doombringer Dragon gets +3/+0 until end of turn.

Deathtouch
When Doomed Explorer dies, create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

Vanishing 4 (This permanent enters with four time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Doomed Fate leaves the battlefield, if it had no time counters on it, destroy all nonland permanents.

Enchant creature
Enchanted creature gets -2/-2.
At the beginning of the upkeep of enchanted creature's controller, that player discards a card.

Menace
When Doomed Questant enters, each opponent sacrifices a creature and discards a card.

When Doomed Traveler dies, create a 1/1 white Spirit creature token with flying.

When Doomed Widow dies, create a 1/1 white Spirit creature token with flying.

When Doomed Woodsman dies, create a 1/1 green Faerie Druid creature token with hexproof.

Whenever Doomsower or another Human you control dies, you draw a card and you lose life equal to that creature's power.

When Doomstep Giant enters, each player sacrifices a land.

Whenever you cast your second spell each turn, you may have Dormant Memory phase out until you cast your second spell in a turn. (While phased out, treat it and anything attached to it as though they don't exist.)
Fleeting {1}{U} (You may cast this spell for its fleeting cost. If you do, sacrifice it at the beginning of the next end step.)

Enchant creature
When Double Arming enters, put a +1/+1 counter on enchanted creature.
Enchanted creature has menace.
{5}: Return Double Arming to its owner's hand.