Nick Spencer's Captain America — the most politically controversial Marvel run of the 2010s, beginning with the shocking revelation that Steve Rogers is a HYDRA sleeper agent. Secret Empire divided fandom but demonstrated Spencer's willingness to use superhero iconography to explore genuinely disturbing questions about how fascism operates within democratic systems. This first omnibus collects the buildup to that event and the Steve Rogers: Captain America series that redefined Cap's public role in the Marvel universe.