Half-Life: Blue Shift (2001)

aliens helicopter bloody гравитация health шутер от первого лица fps смерть doctor головоломки стим (steam) portals artificial intelligence expansion tank easter egg electronic music телепортация mad scientist silent protagonist climbing alien invasion switch one-man army explosion flags machine gun digital distribution single-player only train throwing weapons crate health pack trash can эксклюзивная платформа bullet voice acting flashlight human polygonal 3d book briefcase computer door оружие armor original soundtrack release helmet shotgun run and gun wasd movement non-player character escort mission melee quicksaving quickloading vending machine cheat code scientist interactive environments suicide tentacles particle system scripted events vent crawling first-person platforming escaping imprisonment text chat another world strafe-jumping novint falcon support buddy system e3 2001