PlayerUnknown's Battlegrounds came out of nowhere.
The game started as a mod developed by a photographer and web designer who fell in love with hyper-realistic military sims after breaking up with the love of his life and moving halfway across the world. The mod popularized a genre that had barely been explored by game developers, and eventually became a full-fledged game.
That game is the most popular game on Steam.
With millions of copies sold, billions of game sessions played and more money than we can count, PUBG is perhaps the biggest video game success story of 2017.
And no one saw it coming.
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