Games like Backrooms Lost Runners

Games like Backrooms Lost Runners include Lethal Company, Backrooms: Escape Together, Escape the Backrooms, Inside the Backrooms, and Pacify. We matched them by the tags players give Backrooms Lost Runners on Steam (Survival Horror, Online Co-Op, Horror, Exploration, and First-Person): closest matches first, and among equally close ones the better-known games.