Avengers: Doomsday’s first trailer puts everyone on high alert

After months of teasing us with reminders about how large Avengers: Doomsday's cast is going to be, Marvel has finally released a proper trailer for the film.

Though Robert.

Downey Jr.'s Doctor Doom definitely appears to be causing a lot of the chaos in Doomsday's first trailer, the movie seems like it's going to feature […] ...