Batman and Nightwing are forced to team with the Joker's sometimes-girlfriend Harley Quinn to stop a global threat brought about by Poison Ivy and Jason Woodrue, the Floronic Man.
Gunslinger Roland Deschain roams an Old West-like landscape in search of the dark tower, in the hopes that reaching it will preserve his dying world.
The world's top bodyguard gets a new client, a hit man who must testify at the International Court of Justice. They must put their differences aside and work together to make it to the trial on time.