Games like Backrooms: Facility Unknown

Species: Unknown is a first-person survival horror game, playable in co-op with up to 4 players (private or public servers) or solo. You play as a mercenary sent aboard an abandoned spaceship. Your job? Execute high-risk contracts, make it out alive, and claim your reward. But keep in mind that you’re not alone. Something is hunting you… Form a squad of up to 4 players to take on different con…

"Six Days in Fallujah" is a first-person tactical shooter game that simulates urban combat as it's really fought in real-world missions. Players can lead an AI fireteam or play in 4-player tactical co-op online, with authentic Marine tactics and challenging enemy AI strategies. The game is based on the Second Battle of Fallujah and was crafted with help from soldiers who fought in it.

Deathground is a tense survival horror action game where you face relentless, reactive dinosaurs in a dangerous prehistoric research facility. Play solo or with up to 4 players in co-op, using stealth, strategy, and teamwork to complete missions and escape. With a marvelous atmosphere and fabulous visuals, it offers a gripping but grind-heavy experience that can be buggy and less replayable.

CRYO is a cooperative action horror game set in the icy depths of Antarctica, where players face terrifying mutated creatures while working together to survive. Combining intense AI-driven enemies with a spectacular atmosphere, it offers both single-player and multiplayer co-op modes. Strategy, teamwork, and quick decisions are crucial to escaping the chilling nightmare.

"Backrooms: Escape Together" is a cooperative horror game where players navigate the endless maze-like environment of the Backrooms, a dangerous and surreal place filled with deadly entities. Players must work together to find exit memos and escape the ever-changing labyrinth while avoiding being caught by the monstrous inhabitants. The game features permadeath, procedural generation, and a focus on stealth and survival strategies.

Containment Corp, Inc. is a co-op survival horror game for 1 to 4 players where you work together to clear infected zones and trap otherworldly anomalies. Use a variety of tools and weapons to fight back against enemies while completing unique challenges and uncovering secrets in large, varied maps. Solo mode is also available for players who prefer a single-player experience.

Dark Hours is a co-op survival horror game where up to four players execute heists in five unique locations while facing eight terrifying monsters. Trapped inside after a power outage, you must use over 50 heist tools and complete mission objectives to steal loot and escape. Cooperation and strategy are essential to survive the night and evade deadly creatures.

In "Murky Divers," team up with up to 4 players to search the ocean floor for corpses and evidence of failed experiments in abandoned labs. Use a caddie to extract bodies and a shredder to destroy proof, while avoiding dangerous sea creatures and oxygen shortages. Coordinate with your team to pilot the submarine and purchase upgrades with your earned credits. Work together to complete your mission and survive the murky depths.

"Nuclear Nightmare" is an open-world exploration game where players assemble a team to recover classified materials in the Arctic before a nuclear strike. Gather supplies, unlock perks, and watch out for the risk of the deadly black goo virus that can infect anyone, including your teammates and huskies. Complete your mission before the time runs out.

"The Outlast Trials" is a first-person survival horror game set in the Cold War era, where players are test subjects for the Murkoff Corporation's mind control experiments. Either solo or in a team of up to four, players must navigate through terrifying trials, facing challenges to their morals and sanity. Cooperative play is optional, allowing for tactical teamwork or independent survival.