.Wonder is carrying the Russo Bros. back to direct the next 2 Avengers movies The VergeRobert Downey Jr. Sets Wonder Return as Victor von Ruin in 'Avengers: Doomsday' VarietyRobert Downey Jr. To Formally Return To The MCU As Medical Professional Doom Forbes' Avengers' superstar Robert Downey Jr. comes back to Wonder-- however as Medical Professional Doom United States TODAYMCU's Physician Doom Cast at Last for Avengers: Doomsday, as well as It's Robert Downey Jr. |SDCC 2024 IGN.