Thats right, baby, the supervillains have unionized.

Instead hes playing a mild-mannered economics professor and notorious Marvel Universe labor leader from Kenosha, Wisconsin.

Lets unpack the surprisingly complicated backstory of Sidewinder, aka the King of the Serpent Society!

Giancarlo Esposito in Captain America: Brave New World

Who Is Giancarlo Espositos Sidewinder?

Marvel Studios panel confirmed that Esposito would be playing Sidewinder, King of the Serpent Society.

There have been three Sidewinders in Captain America comics.

Poster for Avengers: Doomsday

He then retires happily and healthily.

Sidewinder 2 was not so lucky.

Like, right away.

Hugh Jackman as Wolverine/Logan in Deadpool and Wolverine

The third Sidewinder has been mostly a chump.

Gregory Bryan was introduced in 2004sCaptain America#31 by Robert Kirkman and Scot Eaton.

Captain America: Brave New World opens on Feb. 14, 2025.