<human>: I need to know the most popular video games in 2017.
<bot>: The most popular video game of 2017 was PlayerUnknown's Battlegrounds, which sold over 10 million copies and was downloaded more than 30 million times. Other popular titles include Grand Theft Auto V, Fallout 4, Call of Duty WW2, FIFA 18, Assassin's Creed Origins, and NBA 2K18.