Avengers #67 (482) 2003

Avengers #67, published by Marvel in August 1969, features the thrilling conclusion to the Ultron-6 saga. Resurrected by the Vision, Ultron-6, now composed of indestructible Adamantium, plots to annihilate New York City with a nuclear explosion. The Avengers battle their formidable foe, with the Vision grappling with his role in Ultron's return. This issue is notable for being the first cover appearance of Ultron-6 and for highlighting the villain's Adamantium body. It also marks Sal Buscema's Marvel penciling debut on the cover.