That's exactly what the game is, incidentally: a 'companion app'. It just doesn't stand on its own two feet well enough to warrant being downloaded by anyone else.
Injustice: Gods Among Us launched 10 years ago today, birthing a brand new fighting game franchise from NetherRealm Studios.
Injustice turns ten years old today, so let's look back at why it matters
10 years on from the original release of Injustice: Gods Among Us, NetherRealm's other fighting game deserves recognition.
