Marvel made its fans more excited by revealing the first look of "Avengers: Infinity War" on its first day on set. The short clip took the avid followers of the Marvel Cinematic Universe behind the scenes with the film's biggest stars.

Robert Downey Jr., who plays the role Iron Man, the Star Lord from "Guardians of the Galaxy Vol. 2" Chris Pratt and the inclusion of Tom Holland as Spider-Man were all seen together to discuss things about "Avengers: Infinity War." The teaser featured the past saga where the Infinity Stones were gathered from the films like "Captain America: The First Avenger," the first "Guardians of the Galaxy" and "Thor: Ragnarok," Comic Book reported.

"Day one of what promises to be a year of fun-filled lensing," Robert Downey Jr. said in the "Avengers: Infinity War" trailer. It has been said that film's main focus will be Thanos, who was seen in his typical Infinity outfit through new concept art. It is, too, described to be the most intense, huge and epic "Avengers" film.

In fact, it was earlier announced that almost all of the superheroes from the Marvel Cinematic Universe will be seen in the movie. "'Avengers: Infinity War' is the culmination of the entire Marvel Cinematic Universe as started in May of 2008 with the release of 'Iron Man,'" the film's producer Kevin Feige said.

He even described "Avengers: Infinity War" as an extraordinary result of Marvel Cinematic Universe movies that are all connected together, according to Rolling Stone. It has been known that all the much-loved superheroes are going to face Thanos as it has been situated since the start of the "Avengers" movie.

"How do you that in a way that is unexpected, that pits the Avengers against somebody who is more powerful than anyone they've ever faced, and make them completely unprepared to face them?" Kevin Feige teased. "Avengers: Infinity War" is set to be released on May 4, 2018.