The Henchmaniacs are the final antagonists of the Disney Channel/Disney XD animated series Gravity Falls. They are inter-dimensional criminals from various dimensions and Bill Cipher's minions in the Nightmare Realm who seek to escape it and invade the Third Dimension. They play a major role in the Cartoon Villains War series, where they are in charge in attacking the entire Earth.
Cartoon Villains War[]
Nonspecific Villains War[]
Bill Cipher parties with several of his Nightmare Realm demons, until he is interrupted by Ultron, who, recognising Bill as a fellow eldritch being, offers a partnership to which Bill accepts.