Injustice Gods Among Us - Android Cheat

There are 2 simple game cheats without rooting your Android device though it might be tedious:

Energy: Adjust the date or time to the next day to refill depleted energy. The following are the details steps:

1. Go to Settings then System Date & Time on your Android device
2. Uncheck Automatic date & time (If checked)
3. Touch the Set date and change the date to next day
4. Run the Injustice then go to the collection or battle mode to ensure all characters energy are refilled
5. Exit and repeat the 1 to 3 step to change back the date

Simple Challenge mode: You can repeat the Challenge in standard mode by changing date as well will additional steps (not suitable for impatient gamer... too tedious):

• After completed the challenge, open the Settings without closing the Injustice game (press the multi screen button) then make sure you are offline (Airplane mode) go to System Date & Time

• Unchecked Automatic date & time (If checked)
• Touch the Set date and change the date to the challenge expired date (usually 14 days later)
• Run or select the application from the multi-screen button for the Injustice
• Click on the Challenge  and you get the Challenge expired message
• Go to Shop and buy any Booster package
• Repeat step 1 to 3 and change the date back to present
• Click on Shop and you should receive new standard Challenge available
• Click on Challenge you should receive 25 credits

The following steps might help you get additional 25 credits (sometimes work)

• After obtained the 25 credits above, exit the game (Close)
• Turn on wireless or 3G/LTE and access the Injustice
• Click on Challenge and you might get additional 25 credits