Character
Indigo (Cameo), Chameleon Boy, Beast Boy (Garfield Logan), Captain Marvel Jr., Tempest, Brainiac 5.1, Batman (Bruce Wayne), Emerald Empress, Flash (Wally West) (Cameo), Superboy (Conner Kent), Harlequin (Duela Dent), The Electrocutioner, Kinetix, Speedy (Mia Dearden), Kid Quantum II, Bumblebee (Karen Beecher) (Future), Violet, Flash (Jay Garrick) (Cameo), Livewire, Grace (Cameo), Dream Girl, Stargirl (Cameo), Ravager, Beast Boy, Persuader, Throwback, Terra (Future), Huntress (Cameo), Triad, Miss Thawne (Bart's Mom), Hawkman (Cameo), Dark Raven (Future), Red Star, Lightning Lass, Batwoman (Future), Starfire (Koryand'r), Chameleon, Mano, Arsenal, Brainiac 5, Karate Kid, Green Lantern (Alan Scott) (Cameo), Captain Marvel (Freedy Freeman) (Future), Ray (Cameo Flashback), Tharok, Mr. Terrific (Cameo), Batgirl, Green Arrow (Oliver Queen), Wildebeast, Superman (Conner Kent) (Future), Mirage, Beast Boy (Future), The Raven, Wonder Woman (Cassie Sandsmark) (Future), Calculator (Voice Only), Hawk (Holly Granger), Arsenal (Roy Harper) (Cameo), Captain Marvel Jr. (Future), Validus, Spark, Cyborg 2.0 (Future), Mrs. Sandsmark (Voice Only), Batwoman (Bette Kane) (Future), Warp, Deathstroke, Triplicate Girl, Kid Quantum, Renee Montoya, Ravager (Rose Wilson) (Future), Gear, Patrolman Ives, Argent, Nightwing (Dick Grayson) (Cameo), Apparition, Aquaman (Cameo), Elongated Man (Cameo), Gold, Andromeda, Flash (Wally West), Bolt, Saturn Girl Phantom Girl, Kid Flash (Bart Allen), Aquagirl (Future), Aquagirl (Lorena), Shikari, Duela Dent, Lex Luthor, Umbra, James Gordon, Starfire (Cameo), Lex Luthor (Future), Dreamer, Sensor, Aquawoman (Lorena Marquez) (Future), Mal Duncan, Deathstroke (Future), Batman (Tim Drake) (Future), Flash (Bart Allen) (Future), Cosmic Boy, Star Boy, Platinum (Cameos), M'onel, Bumblebee, Wonder Girl, Wildfire, Superboy (Kon-El), Animal Man (Garfield Logan) (Future), Saturn Girl, Dark Raven, Dr. Light, Harlequin, Robin (Tim Drake), Pantha, Dove (Dawn Granger), Ultra Boy, Flamebird, Metal Men Lead, Wonder Girl (Cassie Sandsmark), Invisible Kid, Cyborg, Trey, Starfire, Jade (Cameo), Ferro, Cyborg 2.0 (Victor Stone) (Future), Ravager (Future), Black Canary (Cameo), XS, Nightwing (Dick Grayson), Gates