Here are a few battle royale related games. Fortnite, Apex legends, super animal royale, and call of duty warzone.

this is how you can a free skin in fortnite. search up epic games and go to your account, scroll down to apps and accounts and connect your mydisney account. don't worry if you have to pay because you don't. you can make one for free. once you make one and connect it to your epic account, log back into fortnite and you'll get the free stormtrooper skin.