The Risen of Helheim

Escalate {1}{b}{b} (Pay this cost for each mode
chosen beyond the first.)
Choose one or more:
- Return all creature cards from your graveyard
to the battlefield under your control.
- Exile all creature cards from target opponent's graveyard. Create a 2/2 black Zombie creature
token for each card exiled this way.
"Odin has invaded. The dead rise to destroy him."