Brave New World," going up against a sinister villain called Sidewinder played by Giancarlo Esposito in the new movie that hits theaters next week.

Brave New Worldintroduces new heroes and villains to the MCU, including the deadly Sidewinder, played by the immensely talented Giancarlo Esposito. But who exactly is this villain, and what does his inclusion mean for the MCU's future?

Actor Giancarlo Esposito is making his MCU debut in Captain America: Brave New World as one of the film's villains, the notorious terrorist known as Sidewinder. And as you might expect, Sidewinder comes straight from comic books – but as is often the case with the MCU,