Marvel’s Avengers: Doomsday cast announcement suggests the events of Black Panther: Wakanda Foreverwill play into the Avengers’ fight with Robert Downey Jr.’s Doctor Doom. Twenty-seven MCU characters have been confirmed for Avengers: Doomsday, including the Fantastic Four, the Thunderbolts, some Avengers, and multiple X-Men characters from Fox’s first X-Men trilogy. Avengers: Doomsday provides more questions than answers, however, as many important MCU heroes are still missing from Avengers: Doosmday‘s cast at this point.