The Boys showrunner Eric Kripke may not have been a huge fan, but there were millions of people punching the air in theaters around the world when the Marvel Cinematic Universe's roster of female superheroes got their big moment during Avengers: Endgame's final battle. Despite criticism that it felt forced and a little condescending, it nonetheless proved that there's more than enough talent at the studio's disposal to mount an A-Force spinoff.