Sidewinder

Seth Voelker, also known as Sidewinder, is a Marvel Comics character that appears in Captain America: Brave New World, played by Giancarlo Esposito.
He is a dangerous, deadly terrorist that is determined to kill the new Captain America, Sam Wilson. He may or may not have ties to the Roxxon Corporation. He is an expert marksman and deadly hand to hand combatant. He is the leader of the terrorist group known as the Serpent Society. 
Sidewinder was created by Mark Gruenwald, Ralph Macchio and George Perez.
Category:Live-action characters
Category:Marvel characters
Category:Marvel Cinematic Universe characters
Category:Captain America characters
Category:Villains
Category:African American characters
Category:Acquired characters
Category:Live-action villains