New Avengers: Doomsday Trailer Reveals Robert Downey Jr. as Doctor Doom

Marvel released the first full trailer for Avengers: Doomsday, arriving in theaters December 18, 2026. Robert Downey Jr. appears as Doctor Doom, while Chris Evans returns as Steve Rogers. The trailer also shows Thor, the X-Men, the Fantastic Four, and the New Avengers. Joe and Anthony Russo direct. More details are expected at San Diego Comic-Con.