Iron Lantern's other foes include Madame Sapphire (Pepper Ferris — Marvel's Madame Masque and DC's Star Sapphire), H.E.C.T.O.R. (Marvel's MODOK and DC's Hector Hammond), Oa the Living Planet (Ego the Living Planet mixed with Oa, the home planet of the Guardians of the Universe), and Mandarinestro (Marvel's Mandarin and DC's Sinestro).