Kevin 11,000

Kevin 11,000 is a future version of Kevin Levin. He first started out as a villain with his son Devlin Levin who became friends with Ken Tennyson. Later on he used him to free his father and planed to get revenge on Ben 10,000 for imprisoning him. In Ben 10: Omniverse he helps Ben 10,000 along with Max Tennyson takedown Vilgax from conquering the universe once again.