Single player and co-op shooters

Sunless Skies
319,830
Grand Theft Auto V
368,252
The Witcher 3
233,308
God of War
474,775
Doom
120,591
Warhammer: Vermintide 2
164,497
Dusk
481,288
Warhammer 40k: Space Marine
345,754
Hitman 3
144,182
Psychonauts 2
167,700