Menace Reigns is an Uncommon Fortnite Loading Screen. Menace Reigns was available via the Battle Pass during Season 15 and could be unlocked at Tier 80.
How-to Get the Menace Reigns Loading Screen
Menace Reigns is part of Season 15. If that season is still currently in the game, you can obtain this item by purchasing and/or leveling up your Battle Pass.