9 Marvel Heroes Before They Turned Into Heroes Share 4. Mark Ruffalo (Hulk Bruce Banner ) Hulk’s childhood was not the best as his dad murdered his mom. 5 . Robert Downey, Jr. (Iron Man Tony Stark) 6 . Scarlett Johansson (Natalia “Natasha” Romanova) Pages: 1 2 3 Related Articles Celebrity Katy Perry Celebrity Photos Celebrity Humor Celebrity Gender Swap Photos you Need to see (full Gallery) Gallery Khloé Kardashian’s Hottest Shots
