major update suggestion make this game a 3d game add floors in this game maybe the map office have air ducts to go upstairs and please add special equipment for this game maybe a claymore or something this game have high potential quiet people doesnt know about this game
u should have this characters engineer can deploy gadgets such as motion sensor/turrets/mine or a place like factory or skyscraper with vent u can go in good for shadow and a night mode also u can get modification for the guns
Huzzah!