A leaker who claims to know Marvel’s MCU Phase 4 plans going forward said that Iron Man, Captain America, and Black Widow would make an appearance in an upcoming movie in the most unexpected way.

Scarlett Johansson and Jeremy Renner both joined the MCU in Phase 1, Johansson as Natasha Romanoff's Black Widow in Iron Man 2 and Renner as Clint Barton's Hawkeye in Thor. After spending years as ...

Marvel fans, grab your popcorn because here’s a classic case of “oops!” Black Widow wasn’t out yet, and Robert Downey Jr.’s cameo was leaked.

Do you need additional renderings of Black Widow, Bruce Banner, Captain America, War Machine, Spider-Man, Thor, and possibly two more Iron Man armors ... August 31, at 1:00 p.m. ET at Hasbro ...