Avengers #227 (1963 Series)

After a quick test of her amazing powers, the Avengers offer membership to the new Captain Marvel (aka Monica Rambeau). Meanwhile at Ryker's Island, a psychiatrist visits Hank Pym to determine his fitness to stand trial for his crimes in Avengers 217. But as the former avenger prepares for his trial, Egghead gets ready for Hank's trial too! Everyone is headed to the courthouse next issue! Origin of Ant-Man, Giant-Man, Goliath, and Yellowjacket. Cameo appearances by the Plant-Man, Wizard, Mr. Fantastic, Invisible Girl, and Egghead. Flashback cameos by the Black Panther, Hulk, Scarlet Witch, Tigra, Ultron, Vision, and Wonder Man to recap the history of Henry Pym. Second appearance of the new Captain Marvel. Avengers Lineup: Captain America, Hawkeye, Iron Man, She-Hulk, Thor, and the Wasp.