Gralek's power was insidious in that it did not manifest alone. It was always ignored in favor of more apparent threats until it joined with another of Loki's creations, becoming far more dangerous than either were separately. It turned every battlefield into a desolate wasteland without fail.
- Adds 100% ATK/DEF boost to the Assault Deck in the Cryptid Assault XLIX regardless of Level or Skill Level.
- Two evolved versions give a 200% ATK/DEF boost.