Character
Lobo (Cameo), Calendar Man (Cameo), Penguin, Batman (Bruce Wayne), Two-Face, Mad Hatter (Jervis Tetch), Lobo, Joker, Huntress (Helena Bertinelli), Talia, Mad Hatter, Teekl, Damian Wayne (Robin), Klarion, Kobra Cult, Justice League Superman, Nora Fries, Barbara Gordon, hush (Thomas Elliot), Wonder Woman (Diana Prince), Roxy Rocket (Roxanne Sutton), Zatanna, Robin (Damian Wayne) (Last Panel Cameo), Oracle (Barbara Gordon), Green Lantern (Hal Jordan), Huntress (Cameo), Poison Ivy, James Gordon, Scarecrow, Poison Ivy (Cameo), Barbara Gordon (Oracle), Riddler, Solomon Grundy (Cameo), Jason Todd, Killer Croc, Batgirl (Cassandra Cain), Red Robin (Tim Drake), Bane, Scarecrow (Cameo), Aquaman (Cameo), Alfred Pennyworth, Clayface (Cameo), Catwoman, Harley Quinn (Cameo), Katanna, Batgirl (Stephanie Brown), Superman (Clark Kent), Mr. Freeze (Victor Fries), Flash, Batwoman (Kate Kane), Huntress, Robin (Damian Wayne), Katana, Harvey Bullock, Tweedle Dee, Colin, Riddler (Cameo), Joker (Cameo), Talia Al Ghul, Zatanna (Zatanna Zatara), Tweedle Dum, Nightwing, Carpenter (Jenna Duffy), Harley Quinn, Ra's Al Ghul, Green Lantern (John Stewart), Red Hood, Bane (Cameo), Nightwing (Dick Grayson), Flash (Barry Allen)