One of the most notable omissions from the MCU's portrayal of the Hulk is his Grey Hulk persona. Grey Hulk was Hulk’s ...

In his initial appearances, the Hulk was actually grey. While he was quickly changed to his iconic green, the Grey Hulk has made more Marvel appearances since. Script by Howard Waldstein ...

According to Marvel Comics, this incredible superhero made his debut in the 1962 issue of The Incredible Hulk, created by Stan Lee and Jack Kirby. In his debut, he was depicted as GREY to avoid ...