AVENGERS 288 (1963)

"Heavy Metal!" Part 3 of 5. Script by Ralph Macchio. Art by John Buscema (breakdowns) and Tom Palmer (finishes). Cover by John Buscema and Tom Palmer. The Super-Adaptoid and Machine Man fly to Texas to round up another ally! The infamous Kree Sentry 459 (last seen in Captain Marvel 49)! After reviving the alien behemoth, the three robots make tracks to the Midwest to add a fourth powerful robot to their heavy metal horde! But Doctor Druid and the Black Knight arrive at the military base first and scoop up Tess-One! However, during the duo's' flight back to Hydro-Base; the Super-Adaptoid, Machine Man, and Sentry 459 attack! The three robots beat the two humans and add Tess-One to their team! So now the remaining avengers plus Marrina have four mechanical marauders to find! But the Super-Adaptoid makes it easy for Earth's Mightiest Heroes to locate his cast iron crew! The ferrous foursome just invade Hydro-Base themselves! And set up the super showdown for next issue!