Avengers #400 1996

Avengers #400 (Marvel, 1996) is a double-sized anniversary issue. In "History Repeats Itself," Loki, disguised as a time traveler, unleashes a horde of classic Avengers villains across New York City. As the Avengers battle their old foes, Jarvis uncovers Loki's deception, leading to a final confrontation. The team defeats Loki, who sought to open a gateway to the Dark Dimension. This milestone issue is notable for celebrating the team's history and featuring many iconic antagonists.