"Avengers: Doomsday" premieres in May 2026 with Doctor Doom as the main villain. Here's how that "Thunderbolts*" end-credits scene factors in.

In the post-credits scene, set about a year after the events of the film, the Thunderbolts - now officially rechristened as the New Avengers - lament their rivalry with Sam Wilson/Captain America's own version of the Avengers, who are at odds with their own government sanctioned team.