The world is in jeopardy and the two greatest heroes of our time are called upon to save it. You guessed their names. Bat-Mite and Mr. Mxyplik? A new evil has emerged by the name of Doom-Mite, wreaking havoc and unraveling the reality of the 5th Dimension. This brand-new supervillain's crusade of evil is even too much for 5th dimension heroes, Bat-Mite and Mr. Mxyplik, to handle. To save their world these two unlikely heroes will journey across time and space to recruit Batman and Superman to aid in the battle. Can the World's Finest overcome the madness and mayhem that's lurking in this alternate reality? Find out in the latest epic of the acclaimed series. Collects: Batman/Superman: World's Finest #26-31!