Ben 10: Omniverse
Ben Tennyson, a young boy, and his partner Rook Blonco set out to explore an underground alien city, Undertown. However, they have to fight old enemies who want revenge.
Ben Tennyson, a young boy, and his partner Rook Blonco set out to explore an underground alien city, Undertown. However, they have to fight old enemies who want revenge.