Support Characters are characters that assists the player in battle by pressing L2 when two thirds of your meter is full. Support characters can be unlocked in the archive section of the game. They work like support cards in the mobile version of the game, only they appear on stage and attack the opponent. Here is a list of characters that could work as support characters and how they will function.
Batman #386 (August 1985)
|The Penguin||Detective Comics #58 (December 1941)|