Ultimates is a comic book series published by Marvel Comics that reimagines the classic superhero team, the Avengers, in a modern context. Created by writer Mark Millar and artist Bryan Hitch, the series debuted in 2002 as part of the Ultimate Marvel line, which features alternate versions of popular characters. The Ultimates team consists of iconic heroes like Captain America, Iron Man, and Thor, but with updated backstories and personalities. The series explores themes of heroism, responsibility, and the complexities of modern society, making it a significant influence on later adaptations of these characters in films and other media.