Grab the first part of the backstory to Netherrealm Studio's Brawler via DC's digital comic service.
As part of a sale on Justice League comics, DC are giving away downloads for Chapter 1 of the Injustice Comic, which serves as a lead in to the story featured in this week's fighting game release. I've heard quite a few good things about this prequel comic, but I'm not much of a comic book reader so your value may vary and all that. But at the moment, that value is zero, so what's the harm in trying?
You've only got a few more hours to do it, so follow the link!