20 Mind-Blowing Facts You Didn't Know About The Avengers

10. The Hulk Got So Angry He Transformed Back Into Bruce Banner

The early issues of The Avengers were pretty hit and miss to say the least, and yet another battle against the Hulk was wrapped up in one of the most bizarre ways possible by Stan Lee. The angrier Hulk gets, the stronger he becomes, but in order to finish his battle with Earth's Mightiest Heroes in a timely fashion, Stan had the Green Goliath become so enraged that he transformed back into Bruce Banner. This obviously hasn't happened since.