We spent some time yesterday talking about stupid alien invaders and stupid super-villains.
But really, you can't talk about stupid without bringing up the undisputed King Of Stupid, The Absorbing Man.
Seriously, with his power set, Crusher Creel should be ruling the world right now. But, nope, his Achilles heel is his brain.
Take, for example, the time he's fight Thor in downtown New York City. And Creel is winning, until Thor decides to "flee":
From Thor #236 (1975)