Using two descriptors is not the same as recognition as a genre, nor as a "defining" trait. If it is recognized as a genre, surely you can find RS that discuss this genre. As of now, sniper game is a redlink. I still don't see the case for this categorization. czar 16:18, 16 February 2019 (UTC)17 different RSes that demonstrably recognize the "sniper game" as a genre