Avengers (1963 1st Series) #289
"The Cube Root!" Part 4 of 5. Guest-starring Machine Man and Stingray. Script by Ralph Macchio. Art by John Buscema (breakdowns) and Tom Palmer (finishes). Cover by John Buscema and Tom Palmer.
The Avengers and the Super-Adaptoid's heavy metal horde battle from cover-to-cover on Hydro-Base! The Sub-Mariner, Captain Marvel, She-Hulk, Marrina, and Stingray vs. Tess-One, Sentry 459, Machine Man, the awesome android, and the Super-Adaptoid!
