We're all familiar with Marvel's big green force of nature, but over the years there's been a whole rainbow of Hulks.
The Incredible Hulk doesn't just come in green. Here's a look at the many different colors of the Hulk and what they mean for his powers.
Introdued in Matthew K. Manning and Marcio Fiorito's Marvel Action: Avengers #9, the Yellow Hulk is a result of the godlike Nightmare messing with Captain America's mind. Nightmare brought Steve ...