https://www.gamespot.com/articles/top-10-best-selling-games-of-2017-revealed-in-the-/1100-6456205/

The NPD Group today released its much-anticipated reports covering December 2017 and the full-year 2017 for video game sales--hardware and software-- in the United States. Starting with game sales, Call of Duty: WWII was the best-selling game of the year. NBA 2K18, Destiny 2 (PC sales not included), Madden NFL 18, and The Legend of Zelda: Breath of the Wild (digital sales not included) rounded out the top five. You can see the full Top 10 list below.

For December 2017 alone, Call of Duty: WWII led the way as the best-selling title of the month, followed by Star Wars: Battlefront II, Super Mario Odyssey, NBA 2K18, and Mario Kart 8 in that order. Notably, PUBG also made it into the chart, landing at No. 7. December 2017 marked the eighth year running that a Call of Duty game was No. 1 in December.