Fortnite is a game that originally launched as a disk back in July 2017 and was then turned into a free-to-download game by its developer, Epic Games, in September.
There are three forms of the game: 'Battle Royale', 'Save The World' and 'Playground'.
Save the world is the original form of the game and is currently not available to play as part of the free-to-download game, instead it comes as part of a £30 ($40) extra.
It is a co-op mode with a story that's playable solo or online with friends.
Fortnite is a battle royale-style survival shooter where players create a superhero avatar and compete against each other on a dystopian island
Users compete in teams of up to three to complete a variety of missions.
It is rumoured that the game will be added to the free-to-play version of
