The Battle for Gotham's Soul.
A piece of art I've been wanting to do forever.
Villains (from left to right): (left side) Black Mask, Hugo Strange, Penguin, Mr. Freeze, Two Face, Hellhound, Poison Ivy, Talia Al Ghul, Ra's Al Ghul, Deathstroke, Scarecrow, Clayface.
(right side) Scarface, Pyg, ManBat, Harley Quinn, Solomon Grundy, Zsasz, Riddler, Killer Croc, Mad Hatter, Hush, Bane, Catwoman
Heroes (from left to right): Arsenal, Starfire, Red Hood, Batwoman, Batman, Red Robin, Robin, Nightwing, and Batgirl
Rights go to DC comics of course.