Gelatinous Cube

Gallertwürfel (Gelatinous Cube) (de)

Creature - Ooze | Power/Toughness: 4 / 3 (CMC 4)
Engulf -- When Gelatinous Cube enters the battlefield, exile target non-Ooze creature an opponent controls until Gelatinous Cube leaves the battlefield.
Dissolve -- : Put target creature card with mana value X exiled with Gelatinous Cube into its owner's graveyard.