Galactus has arrived, and he's ready to devour the world. A new Fantastic Four: First Steps trailer debuted on Wednesday and showed the havoc wrought by the movie's big — emphasis on big — bad. Galactus (Ralph Ineson) has thus far only been teased in promotional materials while his shiny herald,

The Fantastic Four confront the towering Galactus in the final trailer for Marvel's upcoming superhero epic, "The Fantastic Four: First Steps." Pedro Pascal, Vanessa Kirby and more star.

Pedro Pascal, Vanessa Kirby, Joseph Quinn, and Ebon Moss-Bachrach star in "The Fantastic Four: First Steps," out July 25.