KoGaMa Haunted Hotel is a user-made level on the KoGaMa platform, which is a Minecraft-styled multiplayer world builder. This one is a haunted hotel: blocky corridors, hidden rooms and an obstacle course through the middle of it.
Because it's community-built, it plays like a level someone designed to be fun rather than a commercially balanced product — which is generally to its benefit.
A multiplayer platform where players build blocky 3D worlds and share them. Haunted Hotel is one of those user-made levels.
Yes — other players can be in the same world at the same time, with chat.
Yes — the blocky graphics are light enough for low-powered machines.