Unless they are running in the background then games do not use up your battery. If Fortnite is not running in the background it will have not effect on your battery!
3 Answers · Consumer Electronics · 01/10/2018
...from the ground up for the 3DS, instead of porting the current Fortnite ...
4 Answers · Games & Recreation · 10/02/2019
...play a PvP-focused Battle Royale game, then go with Fortnite .
2 Answers · Games & Recreation · 19/03/2018