The Avengers Vol. 1 (1963-1996) #154

Plot

Following the Avengers' awesome battle against the Living Laser in Avengers Annual 6, the Vision drops the Serpent Crown into the Pacific Ocean to dispose of the crown forever. However, on his way back to the mainland, the synthezoid avenger is ambushed by the henchmen of Attuma! Why is Prince Namor's long-time foe attacking the Vision? Meanwhile back at Avengers Mansion, the Scarlet Witch and Jarvis wage a desperate battle for survival against another agent of Attuma...the powerful Tyrak! Will Cap, Shell-head, and the Beast get back to the mansion in time to save their faithful butler and Wanda? The situation does not look good for Earth's Mightiest Heroes! (mycomicshop.com)