multiplayer, horror map, Garry's Mod, dark atmosphere, abandoned asylum, flickering lights, long shadows, eerie silence, jump scares, interactive objects, bloodstains, graffiti walls, rusty pipes, cobwebs, decrepit furniture, ghostly apparitions, survival gameplay, flashlight beam, limited visibility, creepy ambient sounds, teamwork, puzzle-solving, escape room elements, intense chase sequences, survival horror, first-person perspective, detailed textures, immersive environment, suspenseful music, heart-pounding moments, multiplayer cooperation, voice chat communication, realistic physics, custom animations.