Shadows over Innistrad Remastered

Gisa and Geralf | Legendary Creature | Human Wizard | When Gisa and Geralf enters the battlefield, mill four cards. During each of your turns, you may cast a Zombie creature spell from your graveyard. | Karla Ortiz

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

Bloodhall Priest | Creature | Vampire Cleric | Whenever Bloodhall Priest enters the battlefield or attacks, if you have no cards in hand, Bloodhall Priest deals 2 damage to any target. Madness {1}{B}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) | Mark Winters

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

Grim Flayer | Creature | Human Warrior | Trample Whenever Grim Flayer deals combat damage to a player, surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Delirium — Grim Flayer gets +2/+2 as long as there are four or more card types among cards in your graveyard. | Mathias Kollros

Mournwillow | Creature | Plant Skeleton | Haste Delirium — When Mournwillow enters the battlefield, if there are four or more card types among cards in your graveyard, creatures with power 2 or less can't block this turn. | Jeff Simpson