The game is produced with the unity3d engine and presented to the players in a first-person real-life perspective. Clear city streets, cool gun weapons, and powerful explosion effects all show the vastness and cruelty of the war. CS War Gun King FPS, war shooter, first-person shooter, FPS, Unity3D, HTML5, 3D shooter, action game, gun game, sniper game, killing, shooting, war game, explosion effects, realistic weapons, battlefield, online shooter, web game, battle royale, tactical shooter