Ultimately, Mackie’s Captain America would face several villains in Brave New World, including Sidewinder, played by Giancarlo Esposito, a mind-controlled Isaiah Bradley, played by Carl Lumbly, The ...

Among the many supervillains who have challenged and fought Captain America, the snake-themed mercenary group known as the Serpent Society includes some of his most venomous foes. Debuting in 1985's ...