Hulk's green skin may be iconic, but his red, blue, yellow, white and black forms all deserve love too - here's what you need to know.
Frank Miller creates a striking variant cover for Red Hulk #1, crafted by Ben Percy and Geoff Shaw. Red Hulk #1 releases on ...
The Incredible Hulk was initially grey but was made green later due to colouring issues. - Marvel Comics. But writer Stan Lee ...