A prominent Fortnite leaker has revealed that new ninja-themed Batman and Harley Quinn skins could be coming to the popular battle royale as soon as December 21. Epic Games has had a busy schedule since the launch of Chapter 6 Season 1 of Fortnite. Recently, the developer has released new game modes like Ballistic, Brick Life, and Fortnite OG to expand and enhance the many ways players can engage with the game.