Robert Downey Jr. Named Doctor Doom’s Japanese Voice Himself. Toshiyuki Morikawa Says He and Iron Man’s Late Voice Started Out Together (inside)

A Japanese dubbing script cover for Avengers: Doomsday with a cast box listing the returning X-Men and their Japanese voices: Professor X, Mugihito, highlighted with a pencil note reading Patrick Stewart's last Xavier; Magneto, Katsuhiko Sasaki; Mystique, Naoko Koda; Nightcrawler, Atsushi Goto; Beast, Ikuya Sawaki; Cyclops, Kosuke Toriumi; Gambit, Showtaro Morikubo