Batman's biggest fan, BatMite, is also his biggest nightmare when the 5th dimensional imp pops up and in an effort to make Batman a better hero, throws Gotham City into chaos. Kidnapping the Dark Knight and traveling to the surreal 5th dimension, the adventure continues with references to many of the classic villains.

When Mongul recruits Jonah Hex to bring new gladiators to War World, the Old West bounty hunter wrangles the Dark Knight. After a change of heart, Hex and Batman team up to take down the violent empire.