After being the victim of a celebrity roast, Batman battles Ra's al Ghul. Meanwhile, Justice League International and Justice Society meet for the first time, but their generational differences threaten to destroy the gathering.
After a team up with Space Ghost and his companions, Batman must come to the aid of three of his fellow superheroes, who have fallen into the icy clutches of Mr. Freeze. As they wait to be rescued, Green Arrow, Plastic Man, and Aquaman remember how they first met the Caped Crusader.
Batman goes looking in the Amazon for a missing Ray Palmer, the scientist who was once the Atom. When Batman also disappears, Aquaman recruits Ray's successor, Ryan Choi, to help him find the Caped Crusader and the Tiny Titan.
Green Arrow, Plastic Man, Aquaman, and Captain Marvel must all don the Caped Crusader's cowl when Batman is injured and the heroes must protect Gotham City during his recuperation.
Dr. Sivana brings together the Monster Society of Evil to take on Batman and the Marvel Family. However, a mysterious villain has plans of his owns to turn the Marvels against each other.
Bat-Mite presents three strange tales of the Batman of alternate dimensions: Batboy and Rubin tracking down a mysterious killer; Bat-Manga Batman fighting Lord Death Man; and Batman and Robin helping Scooby-Doo and the Mystery Inc. Gang take on the Footlight Phantom, who threatens to make Special Guest Star Weird Al Yankovic disappear for good.moreless
Batman goes to Metropolis to help Superman take on Lex Luthor. However, when his heroic partner turns evil due to exposure to red kryptonite, Batman must team up with Krypto the Superdog to subdue their friend and ally.