Marvel dropped the very first trailer for Avengers: Infinity War  — which is set to be the biggest film in the Marvel Cinematic Universe to-date.

It is the penultimate film in the Avengers franchise, ahead of Avengers 4, and is the first phase of wrapping up the MCU as we know it.

The film brings together all of the Marvel superheroes from the previous films in the universe.

In the film, Iron Man, Thor, the Hulk and the rest of the Avengers face their most powerful enemy yet, the evil Thanos. (33)

Several of the black actors who portray heroes feature prominently in the trailer, including Chadwick Boseman as T’Challa/Black Panther, Danai Gurira as Okoye and Anthony Mackie as Sam Wilson/Falcon. Don Cheadle will also appear is War Machine, Letitia Wright will feature as Shuri, Winston Duke appears as M’Baku and Zoe Saldana as Gamora.

Watch the trailer below:

Avengers: Infinity War will follow Black Panther in theaters in May 2018. Intended to be the sequel to 2012’s Marvel’s The Avengers and 2015’s Avengers: Age of Ultron, the movie is directed by Anthony and Joe Russo, with a screenplay by Christopher Markus & Stephen McFeely, and features an ensemble cast that includes Robert Downey Jr., Josh Brolin, Mark Ruffalo, Tom Hiddleston, Chris Evans, Chris Hemsworth, Jeremy Renner, Chris Pratt, Elizabeth Olsen, Sebastian Stan, Benedict Cumberbatch, Paul Bettany, Samuel L. Jackson, Cobie Smulders, Benedict Wong, Zoe Saldana, Karen Gillan, Vin Diesel, Dave Bautista, Pom Klementieff, Scarlett Johansson, Benicio del Toro, Tom Holland, Anthony Mackie, Chadwick Boseman, Danai Gurira and Winston Duke.