Avengers Vol.1 #54


Cover Date: July 1968
Writers: Roy Thomas
Art: John Buscema
Featured Characters: The Avengers: Black Panther [T'Challa]; Goliath [Hank Pym]; Hawkeye [Clint Barton]; Wasp [Janet Van Dyne]
X-Men: Angel [Warren Worthington III]; Beast [Hank McCoy]; Cyclops [Scott Summers]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]

First cameo appearance of Ultron as the Crimson Cowl
Second appearance of Dane Whitman as The Black Knight