Superman
Batman (Bruce Wayne, Dick Greyson)
The Flash (Barry Allen, Wally West)
Green Lantern (Hal Jordan, John Stewart, Kyle Raynor, Guy Gardner)
Wonder Woman (Diana Prince)
Aquaman
Catwoman
Harley Quinn
Nightwing
Oracle
Batgirl (Barbara Gordon, Cassandra Cain)
Supergirl
Superboy (clone, Superboy-Prime)
Bizzaro
Lobo
Plastic Man/Elongated Man (yay, I know they are two separate people)