Upon running the installer, the game "unpacks" back to its near-original size. This process is CPU-intensive and depends on your hardware speed. Injustice: Gods Among Us Ultimate Edition on Steam
If you love the game, support the developers by buying a legit copy later. Meanwhile, the Blackbox repack serves as the ultimate "try before you buy" or "archive copy." Injustice Gods Among Us Ultimate Edition Blackbox Repack