Film 1: This would be Batman's first big threat. It wouldn't be a huge plot to destroy Gotham, it would be a really clever criminal that Batman can't catch, even though he can take out each his partners.
CHARACTERS
GOOD
Batman, Alfred Pennyworth, Jim Gordon, Selina Kyle, Thomas Wayne, Martha Wayne, Harvey Bullock, Harvey Dent, Barbra Gordon.
BAD
Red Hood, The Ventriloquist, Deathstroke, Black Mask, Basil Carlo(original appearance), Mr Zsasz
Film 2: This would bring the Joker and Clayface,who would have "The Batman" TV show origin. Basil would be the Joker's pawn, and Batman, knowing that it was he that created Joker, now has to stop him.
CHARACTERS
GOOD
See Film 1
BAD
Joker, Basil Carlo
Film 3: This film would show Killer Croc and Man-bat. Croc would be like Penguin from Batman Returns, only the city will NOT accept him no matter what. Batman will be the only one who really understands him. However, Croc still plans revenge on Gotham. Man-Bat will attack the city,and Batman will find an unlikely partner in Catwoman, a cat burglar.
CHARACTERS
GOOD
See Film 1,Catwoman, Ellen Yin, Ethan Bennet
BAD
Killer croc, Man-bat
Film 4: There are 3 plots to this film.1:Dick Grayson losing his parents, and then becoming Robin. 2:Mr Freeze trying to cure his dead wife.3: Firefly trying to sabotage both Freeze and Bruce Wayne for running his compony to the ground.
CHARACTERS
GOOD
See Film 3,Robin
BAD
Mr Freese, Firefly
Film 5: Batman would have to answer the Riddler's questions correctly, or else hostages will die, and toxic bombs will go off, all while having to defeat Harley Quinn, who is avenging the Joker's death.
CHARACTERS
GOOD
See Film 4,Batgirl
BAD
Riddler, Harley Quinn
Film 6: The final film would play out much like Batman: Arkham Asylum. However, Black Mask would run the show, having taken over the Red Hood's old gang. Batman would have all his tools at the beginning.
There would NOT be Toxin
CHARACTERS
GOOD
Batman, Jim Gordon, Batgirl(acting as Oracle), Robin
BAD
Black Mask, The Ventriloquist, Killer Croc, Bane, Firefly, Mr Freeze