The Plague of the Prototypes!

Teaser: Batman travels back to World War II and fights alongside Sgt. Rock and the G.I. Robot.
Main Plot: When Batman is on call with Green Arrow to take out aliens who ships are disguised as meteors, Gotham is kept safe by his squad of trusty Bat-Robots. But when Black Mask reprograms the unstoppable soldiers to do his bidding, Batman and Ace the Bat-Hound must blow the dust off his bumbling beta-test robot “Proto” to help him stop him.