For fans of the DC universe and fighting game development, Injustice offers a rich archive of concept art, character renders, and behind-the-scenes content. These are typically unlocked by completing S.T.A.R. Labs missions, achieving certain milestones, or simply progressing through the game. Delve into the creative process behind your favorite characters and stages.

- S.T.A.R. Labs Rewards: Many missions offer concept art as a reward.
- Story Completion: Finishing the main campaign unlocks various gallery items.
- Character Renders: View detailed models of each fighter.
- Behind-the-Scenes: Gain insight into the game's development.