Hulk, Vol. 1 #5B Rolling Thunder / Hulk Splash

PLOT Thor faces off against the Red Hulk, planning to put him down as a threat to the world. The Red Hulk, however, is powerful enough to stand up against Thor, and smart enough to exploit weaknesses in Mjolnir's enchantment to use Thor's weapon to do it. Meanwhile, Iron Man collects a team to help the Green Hulk take down the Red Hulk.