I will show you how to use Injustice 2 hack in this tutorial to gain as many credits and crystals as you want. This tutorial does not require any advanced hacking knowledge nor does it cost anything. You will be able to use the cheats mentioned in the video by just following the tutorial. The only requirement would be a few minutes and internet connection to visit the online injustice 2 hack on your android/ios device. Injustice 2 game is not limited to mobile platforms and that is why you can also add credits/crystals to your console account too just make sure you select the correct device when using the hack.
It is very simple guys. First open your browser and go to the injustice 2 hack website I mention in the video (no affiliation) and select what device you play the game on. Now select how many crystals and credits you would like to hack into your account and wait for approximately 40 seconds. Enjoy free resources! Tested on my Xiaomi(android) phone and it works.