Flying Whenever this creature attacks, venture into the dungeon. (Enter the first room or advance to the next room.)

Return up to one target creature card from your graveyard to your hand. Venture into the dungeon. (Enter the first room or advance to the next room.)

Target opponent discards two cards, mills two cards, and loses 2 life. (To mill a card, a player puts the top card of their library into their graveyard.)

Destroy target non-Angel, non-Demon, non-Devil, non-Dragon creature.

Deathtouch During your turn, this creature has first strike. Whenever this creature attacks, venture into the dungeon. (Enter the first room or advance to the next room.)

When Acererak enters, if you haven't completed Tomb of Annihilation, return Acererak to its owner's hand and venture into the dungeon. Whenever Acererak attacks, for each opponent, you create a 2/2 black Zombie creature token unless that player sacrifices a creature of their choice.

({T}: Add {B}.)

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."