The fighters of Injustice 2 are some of DC Comics’ greatest heroes and villains all doing battle with eachother thanks to their conflicts set forth in the Injustice universe. The majority of fighters in Injustice are returning to Injustice 2, but some new fighters will leave their mark on the field of battle.
The starting roster features over 25 fighters with more to come via DLC. Here is a list of all known fighters.
Source: IGN Video Games