The Invincible Iron Man (Vol. 1 2008-2012) #17

Plot

What happens when the world's smartest man starts making sloppy mistakes? With the finish line in sight, Tony blows it for everybody and now his whole insane scheme to destroy his own mind, evade Norman Osborn, and save the lives of all his friends who have tried so desperately to help him goes wildly off the rails. Nothing gold can stay, Pony-Boy.