Harvester of Souls

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Whenever another nontoken creature dies, you may draw a card.

Innocent Blood

Each player sacrifices a creature of their choice.

Kalastria Nightwatch

Whenever you gain life, this creature gains flying until end of turn.

Languish

All creatures get -4/-4 until end of turn.

Last Gasp

Target creature gets -3/-3 until end of turn.

Launch Party

As an additional cost to cast this spell, sacrifice a creature.
Destroy target creature. Its controller loses 2 life.

Lawless Broker

When this creature dies, put a +1/+1 counter on target creature you control.

Sethron, Hurloon General

Minotaur

Whenever Sethron or another nontoken Minotaur you control enters, create a 2/3 red Minotaur creature token.
{2}{B/R}: Minotaurs you control get +1/+0 and gain menace and haste until end of turn. ({B/R} can be paid with either {B} or {R}.)

Liliana's Elite

This creature gets +1/+1 for each creature card in your graveyard.

Liliana's Reaver

Zombie

Deathtouch
Whenever this creature deals combat damage to a player, that player discards a card and you create a tapped 2/2 black Zombie creature token.

Macabre Waltz

Return up to two target creature cards from your graveyard to your hand, then discard a card.

Malakir Familiar

Flying, deathtouch
Whenever you gain life, this creature gets +1/+1 until end of turn.

Mark of the Vampire

Enchant creature
Enchanted creature gets +2/+2 and has lifelink.

Mausoleum Turnkey

When this creature enters, return target creature card of an opponent's choice from your graveyard to your hand.

Miasmic Mummy

When this creature enters, each player discards a card.

Mire Triton

Deathtouch
When this creature enters, mill two cards and you gain 2 life. (To mill a card, put the top card of your library into your graveyard.)

Jumpstart