Incoming: Big-screen winter wonders

Avengers: Doomsday Starring: Robert Downey Jr., Chris Evans, Chris Hemsworth Directors: Anthony and Joe Russo In cinemas: Dec. 16 Robert Downey Jr. returns to the Marvel Cinematic Universe, but this time around he’s the villain — Doctor Doom — in this latest entry in MCU Phase Six (the increasingly convoluted multiverse phase). As the multiverse is collapsing, heroes from three…