When the Hulk was first written and drawn by Stan Lee and Jack Kirby in 1962, he was a simple grey color. Grey Hulk was the first to manifest after Bruce Banner was hit by the gamma radiation.

The famous Green Hulk and the new Red Hulk have a lot in common, but also some key differences in the comics and MCU.

Stan Lee, the man who created the Incredible Hulk, originally envisioned a gray-skinned hulk. Inspired by the Boris Karloff incarnation of Frankenstein’s tormented monster, Robert Louis Stevenson’s Dr ...