msem-instigator

Target creature gains deathtouch until end of turn. Regenerate it.

Landfall — This spell costs {2} less to cast if you had a land enter the battlefield under your control this turn.
Destroy target creature.

Vanishing 5
Whenever you remove a time counter from Rallios, create a tapped 2/2 black Zombie creature token.

Engorge (As this enters the battlefield, mill three cards, then exile a card from among the milled cards.)
When Scourge of the Deadlands enters the battlefield, if it engorged a creature card, each other player sacrifices a creature.

Target player reveals a number of cards from their hand equal to the number of creature cards in your graveyard. You choose one of them. That player discards that card.

Lifelink

Flying
Whenever a creature dealt damage by Subturgian Legionnaire this turn dies, create a 1/1 black Vampire creature token with lifelink.

Engorge (As this enters the battlefield, mill three cards, then exile a card from among the milled cards.)
At the beginning of your upkeep, if Subturgian Proliferator engorged a creature card, you may pay {3}{B}. If you do, create a black Zombie creature token with power equal to the engorged card's power and toughness equal to that card's toughness.

Return up to one target creature card and up to one target land card from your graveyard to your hand.

Put target creature card from a graveyard onto the battlefield under your control. If it doesn't have vanishing, put three time counters on it and it gains vanishing. (At the beginning of your upkeep, remove a time counter from that permanent. When the last is removed, sacrifice it.)

Flying, lifelink
Whenever you gain life, each opponent loses 1 life.
{4}{B}{B}: Create a 1/1 black Vampire creature token with lifelink for each nontoken creature that died this turn.

Search your library for a card and put that card into your hand. Then shuffle.
When Tharyen's Machinations is engorged, you may search your library for a card with the same mana value as the permanent that engorged it, reveal it, put it into your hand, then shuffle.

Destroy target creature. Then if there are ten or more cards in your graveyard, return target creature card from your graveyard to your hand.

Flying
Other Vampire creatures you control get +1/+0 and have menace.

Creatures you control get +2/+0 and have deathtouch as long as ten or more cards are in your graveyard.

Create a 2/2 black Zombie creature token, then sacrifice a creature.

As an additional cost to cast this spell, exile X cards from your graveyard.
Create X tapped 2/2 black Zombie creature tokens.

Enchant creature you control
Vanishing 3 (This permanent enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Enchanted creature gets +3/+3.
When Vampiric Appetite leaves the battlefield, sacrifice enchanted creature.

All creatures get -1/-1 until end of turn.
If ten or more cards are in your graveyard, creatures your opponents control get an additional -1/-1 until end of turn.

Armed — Whenever Beragnian Intimidator attacks, if it's equipped, target creature can't block this turn.

Armed — Beragnian Savage gets +1/+0 and has first strike as long as it's equipped.

Target creature you control gets +1/+0 until end of turn. It deals damage equal to its power to another target creature.

{2}{R}, Sacrifice an artifact or creature: It deals 2 damage to any target.

Flying
Vanishing 3 (This permanent enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
If Chronowing Phoenix would die while it had no time counters on it, instead exile it, then return it to the battlefield.

Armed — Other Goblin creatures you control get +1/+1 and have haste as long as Clanleader of Beragnos is equipped.