What we know about Avengers: Doomsday is limited, but fans are hyped to see mutants back on the big screen. A rumor from Cosmic Circus claims that the X-Men will be wearing brightly colored costumes, which are more accurate to the comics and cartoons. Scooper Alex Perez writes:

We have a rumoured list of actors who will return in Avengers: Doomsday next December, along with details on the costumes that the X-Men will don when they cross paths with Earth's Mightiest

As many as six different superhero teams may be appearing in Marvel Studios' Avengers: Doomsday, according to a new rumor.