 The Melter reappears to battle Iron Man in "Tales of Suspense" 89 - 90 (May - Jun.1967), and then "Avengers" #54 - 55 (Jul.- Aug. 1968) as part of the next version of the Masters of Evil (formed without the villains' knowledge by the robot Ultron) and again in "Avengers" #83 (Dec. 1970).