Captain America: Civil War "had a good opening twenty [minutes], but then I honestly can't remember what the movie was about." He also felt the film lacked levity, especially considering the Russo brothers' background in comedy. According to Feige, "Civil War" is the conclusion of the Captain America trilogy that began with "The First Avenger". While it is the final standalone Captain America film in Evans' contract with Marvel Studios, Evans stated in September 2015 that he was open to extending his contract past "" and "", the final films on his contract at the time. In November 2018, Joe Russo said that Evans
Captain America: The First Avenger team of that name, and in November Johnston refuted speculation that the Sub-Mariner, an Invaders team-member in the comics, would be included. Johnston later explained that "the Invaders" had been discussed simply as a possible name for the squad of commandos Captain America leads in the film. Christopher Markus, one of the screenwriters, said the unnamed group was "called the Howling Commandos in the script, but no one says that out loud." The design as a whole tried to create technology that could be built in the 1940s, though with the added Cube technology in Hydra's case. Abandoned Nazi projects