Sacrifice a creature: Add {C}{C}.

{1}: Add {B}.

{2}: Put a charge counter on Gemstone Array. Remove a charge counter from Gemstone Array: Add one mana of any color.

{T}: Add {C}. Tap an untapped legendary permanent you control: Untap Honor-Worn Shaku.

{1}: Add {B}. If this ability has been activated four or more times this turn, sacrifice Initiates of the Ebon Hand at the beginning of the next end step.

Whenever Pawn of Ulamog or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

You may pay {0} rather than pay the mana cost for Zombie creature spells you cast.

When Endless Cockroaches dies, return it to its owner's hand.

When Gisa and Geralf enters the battlefield, mill four cards. Once during each of your turns, you may cast a Zombie creature spell from your graveyard.

Gravecrawler can't block. You may cast Gravecrawler from your graveyard as long as you control a Zombie.

+1: Mill three cards. If at least one Zombie card is milled this way, each opponent loses 2 life and you gain 2 life. −2: Target creature gets -X/-X until end of turn, where X is the number of Zombies you control. −3: You may cast Zombie spells from your graveyard this turn.

Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.