Psycho Krieg and the Fantastic Fustercluck

Brilliant scientist Patricia Tannis theorizes they've all been driven insane by the knowledge of a mythical place she's dubbed ""Vaulthalla."" And the key to uncovering this legendary location lies with the most badass psycho of them all: Krieg, an unlikely ally who swings his viscera-soaked buzz-axe on behalf of the Crimson Raiders