Monster Gizmoduck is an alternate and evil form of Gizmoduck. After Gizmoduck was effected by the Shadow Slime, he transformed into a giant Gizmoduck monster with sharp teeth and many "killer" hands.
Monster Gizmoduck is an alternate and evil form of Gizmoduck. After Gizmoduck was effected by the Shadow Slime, he transformed into a giant Gizmoduck monster with sharp teeth and many "killer" hands.