Brave New World is off to a decent start at the box office, but has received the MCU's worst ever CinemaScore grade.

The MCU is back, and we're seeing characters some might have never expected Marvel to get to. Still, there remain plenty of comic book icons who have yet to receive their close-up.

With the MCU becoming one of the biggest franchises in history, it can be easy for die-hard fans to forget where their ...