The Golden Mandarin (no real name known) is mentioned as being one of Lady Jettatura's enemies. He's based out of San Francisco, California, and has fought Dr. Diabolik a couple of times. “Oh, Heavens Above, NO!” Miss Wickham responded. “That’s Lady Jettatura, my arch-enemy! Or at least… she’s the nastiest villain that I’ve personally faced. I think that I run well after the Magus as HER arch-enemy. And Dr. Merlin. And Reverend Englund. And the Golden Mandarin. And…” Karen let that trail off, reluctantly allowing that while she might be the predominant practitioner of the Mystic Arts in Cincinnati, on a global scale, she was pretty small taters.