[PC] Steam - Injustice 2 - €11.28 (~$16.51 AUD) - AllYouPlay

According to ITAD this is the all time lowest price for this game.

Note that Hitman 2 is also on sale for $19.81 (AUD) although the Gold Edition is also on sale at Indiegala for only about $3 more.

https://www.allyouplay.com/en/hitman2-launch-ww

From the website:

The developers of the critically acclaimed Mortal Kombat, NetherRealm Studios proudly presents the sequel to the DC fighting game we have all been waiting for, Injustice 2! The sequel continues with where Injustice left off, Batman fighting against Superman's regime. In the middle of all this hustle a new, dangerous threat to Earth appears. Choose your favorite heroes from the largest DC Universe roster ever and fight epic battles in order to save the humanity. Every battle takes place in breathtaking locations that will surely astonish you. Build up your favorite heroes to legendary levels with each battle you win!

Power up and build the ultimate version of your favorite DC legends in INJUSTICE 2.
- EVERY BATTLE DEFINES YOU: With every match you'll earn gear to equip, customize and evolve your roster.
- A NEW THREAT RISES: Picking up where Injustice left off, Batman struggles against Superman's regime, as a new threat appears that will put Earth's very existence at risk.
- THE BEST OF DC: Choose from the biggest DC Universe roster ever and battle across iconic locations in epic scale battles.
- BUILT BY NETHERREALM: Developers of the best-selling and critically acclaimed MORTAL KOMBAT franchise.

Enjoy!