Multiple data such as Steam's 2015 sales obviously, which one sold the best in 2015? - GIGAZINE
Best games 2015 | GamesRadar+
Readers' top 50 games of 2015 | Eurogamer.net
Readers' top 50 games of 2015 | Eurogamer.net
Gaming Trend's Top 10 Games of 2015 - GAMING TREND
Readers' top 50 games of 2015 | Eurogamer.net
Best games of 2015: The top 10 | Red Bull
Sensor Tower's iOS Gaming Leaders for December 2015
The Dawn of a New Age for Mobile MOBAs
Top 10 PC Games 2015 - YouTube
Top 10 Best Video Games of 2015 | WatchMojo.com
Top 5 Anticipated Video Games of 2015 – Adam Reviews Things
The Best Video Games of 2015 | Complex
The Best Video Games of 2015 | The New Yorker
Top 10 Most Optimized PC Games Of 2015
Best PC Games of 2015 - Metacritic
Top 25 Games of 2015 - GameSpot
Best Video Games Of 2015 Best Sale, 56% OFF | a4accounting.com.au
The most downloaded games of 2015 on Uptodown
Readers' top 50 games of 2015 | Eurogamer.net
Top 10 best strategy games of 2015
