Darkwing Duck/Batman

Cast: More ideas?
 * Darkwing Duck as the Batman
 * The Duck Avenger (Donald Duck's alter-ego) as Robin (it actually works)
 * Gosalyn Mallard as Batgirl
 * Launchpad McQuack as Alfred
 * Batduck (from Tiny Toon Adventures) as Batman of the Future
 * Honker Muddlefoot as Lucius Fox
 * Quackerjack as the Joker
 * Negaduck as Two-Face
 * Taurus Bulba as Ra's Al Ghul
 * Morgana McCawber as Catwoman
 * Bushroot as Poison Ivy (it actually works)
 * The Ultraheroes (from the Disney comics) as the Teen Titans
 * Super-Daisy as Starfire
 * Iron Gus as Cyborg
 * Lyth as Raven
 * The Red Bat as Beast Boy
 * Super Goof as Kid Flash
 * Mickey Mouse & Eega Beeva as Thunder & Lightning