StW is the PvE side of Fortnite. Fortnite is what the game is called. Fortnite Battle Royale (FnBR) is a F2P additional mode that offers PVP play. Both StW and FnBR are technically just game modes of the overall game titled Fortnite. The other answer is incorrect. The reason the game is called Fortnite is becaused in the Save the World mode, you have to survive for a two … Fortnite was originally a zombie defense game where you had to gather up resources in order to build up a “Fort” where you can protect yourself and game objectives. So the first part of the name is apparent. Fortnite: Battle Royale has gone from a tacked-on multiplayer mode for a middling game into a cultural powerhouse. Gamers young and old, including celebrities, have bought into the Fortnite craze. Dec 04, 2017 · Your browser does not currently recognize any of the video formats available. Click here to visit our frequently asked questions about HTML5 video. Share Why is Fortnite Battle Royale so wildly popular? tweet share Reddit Pocket Flipboard Email Fortnite Battle Royale isn’t merely the biggest game of 2018; it’s a genuine cultural phenomenon. All the game software you can find in our catalog is genuine and has not been Explore the large, destructible world where no two games are ever the same.