On visiting Avengers Mansion, Captain America is attacked by none other than M'Baku, the Man-Ape. How is he still alive and what could this traitorous Wakandan want with Cap? What does all of this mean for Black Panther and the throne of Wakanda?

Featured Issue: Avengers #78

Writer: Roy Thomas
Penciller: Sal Buscema
Inker: Tom Palmer
Letterer: Sam Rosen