
Crow of Dark Tidings | Creature | Zombie Bird | Flying
When Crow of Dark Tidings enters the battlefield or dies, mill two cards. (Put the top two cards of your library into your graveyard.) | Tianhua X

Diregraf Colossus | Creature | Zombie Giant | Diregraf Colossus enters the battlefield with a +1/+1 counter on it for each Zombie card in your graveyard.
Whenever you cast a Zombie spell, create a tapped 2/2 black Zombie creature token. | Vincent Proce

Farbog Revenant | Creature | Spirit | Skulk (This creature can't be blocked by creatures with greater power.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.) | Min Yum

Kindly Stranger | Creature | Human | Delirium — {2}{B}: Transform Kindly Stranger. Activate only if there are four or more card types among cards in your graveyard. | Ryan Pancoast

Tooth Collector | Creature | Human Rogue | When Tooth Collector enters the battlefield, target creature an opponent controls gets -1/-1 until end of turn.
Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, target creature that player controls gets -1/-1 until end of turn. | Bud Cook

Vampire Noble | Creature | Vampire Noble | | Ryan Alexander Lee

Prized Amalgam | Creature | Zombie | Whenever a creature enters the battlefield, if it entered from your graveyard or you cast it from your graveyard, return Prized Amalgam from your graveyard to the battlefield tapped at the beginning of the next end step. | Karl Kopinski

Olivia, Mobilized for War | Legendary Creature | Vampire Knight | Flying
Whenever another creature enters the battlefield under your control, you may discard a card. If you do, put a +1/+1 counter on that creature, it gains haste until end of turn, and it becomes a Vampire in addition to its other types. | Eric Deschamps