On Marvel Earth, Spider-Man joins forces with the Avengers to battle Doctor Doom in New York City, but when several civilians are killed in a building collapse as a result, Spider-Man becomes demoralized and finds himself whisked away in a strange spacecraft called the Interdimensional Train. Doctor Doom stows aboard and both find themselves in the Tokyo of the Ultraman universe! Witnessing Ultraman battle a giant Kaiju, Doom craves the Giant of Light’s power and joins forces with Alien Mefilas and his army of Kaiju from the Monster Graveyard to steal it. (Source: Tsuburaya Productions)

Tsuburaya Productions official manga adaptation of "Ultraman Blazar"

From Marvel: In darkness there lurks Kaiju – terrifying and unfathomable monsters. Between Kaiju and the rest of us stands the United Science Patrol! But who are these enigmatic defenders, and how do they perform their miracles? Shin Hayata and Kiki Fuji have spent half a lifetime trying to find out – and their quest is about to drive them toward a decades-old dark secret and put them on a collision course with a mysterious warrior from beyond the stars! Kyle Higgins (Mighty Morphin Power Rangers), Mat Groom (Self/Made) and Francesco Manna (AVENGERS) reimagine the classic origin of a pop culture icon as THE RISE OF ULTRAMAN begins.