Top similar games like Gamma Nocturne 1:

Half dead is a multiplayer sci-fi game about a violent TV show. The players' goal is to survive in a network of rooms full of traps.

In Silence is a multiplayer horror game. One player takes on the role of the monster who has hypersensitive hearing abilities and is almost completely blind. The other players(2-6) play as survivors, trying to escape or hunting the monster.

BLACK SITE is a 1-4 player co-op horror game. Explore the levels with your partner to gather info about some government experiments, while trying to communicate with your partner without being too loud. Free monthly content updates with new levels.

Sci-fi co-op survival horror in a dystopian future ruled by AI corporations. Infiltrate secure facilities, steal valuable data, and navigate both real and digital worlds. Face dynamic challenges, work together, and outsmart powerful AI defenses. Will you survive the breach?

DEVOUR is a co-op horror survival game for 1-4 players. Stop possessed cultists before they drag you to hell. Run. Scream. Hide. Just don't get caught.

This is a multiplayer co-op horror game for 1-4 players. Collect items, repair car and get out! But monsters will bother you.

Time For Revenge is a co-op survival horror game for 1-6 player. Get your revenge from the Chef. But be careful, Chef can't see well but he can sense your smell very well. You need to solve the puzzles and complete the tasks to save the children. Escape from the town before Chef gets you.

CoopRooms is a co-op survival horror game where you and up to 4 others navigate the endless Backrooms. With procedural generation, proximity voice chat, and terrifying entities, no run is ever the same. Stay together, solve puzzles, and escape—before something finds you.

The Blackout Club is a first-person co-op horror game centered around a group of teenage friends investigating a monstrous secret beneath the skin of their small town. 1-4 players explore procedurally-generated missions against a fearsome enemy you can only see with your eyes closed.

Once a mad scientist's lab, now an abandoned manor haunted by miscreations. Work as a 1-4 player team in this online co-op, psychological horror game and discover what lurks within. Find a cure before it's too late...

SCP: Containment Chaos is a co-op horror survival game for 1-4 players. Become SCP Foundation agents tasked with containing and researching anomalous entities in parallel universes. Solve a variety of unique tasks tailored to each SCP, all while striving to maintain order in the unimaginable chaos.

Lost Connection is a single player / online co-op survival horror. Desperate and out of options, you break into what you thought was an empty house but little did you know the owner is home and is now hunting you. LOOT, HIDE, SURVIVE and ESCAPE.

Soul Maze is a 1-2 player Horror game. Run through the mazes collecting the souls of the monsters within in order to escape before you get caught and trapped forever

Embark on a chilling journey into the unknown with the game "Level Unknown: Backrooms," a horror-puzzle set in the mysterious realm of the Backrooms. Test your logical skills and nerves in both a single-player adventure or a multiplayer cooperative mode.

Woke up in strange dark spot. Who has done it with you? And why? Try to get out from that scary place and stay alive...

CantEscapeTheBackrooms is a single player horror game. Explore numerous treacherous and dangerous levels, avoid contact with evil entities, and do whatever it takes to find your way out!

Psycho Reign is a Single or 2 player co-operative online horror puzzle and stealth game where in each level you will be chased by blood thirsty psychos. Look for and solve mini puzzles in order to progress further on the map. Ultimately, find something to fight back...or get chopped up.

FRIGHTENED is a cooperative horror and survival game that can be played with 1-4 players. Your goal is to destroy the evil with your team and leave. Collect items in the area with your team, find the demon's weak spot and destroy it! But don't you dare get caught.

Slendrina: Escape Together is a cooperative horror game where players must solve exciting puzzles to progress through the levels while escaping from the sinister ghost Slendrina. Team up, think fast, and act together to avoid the fate that lurks at every turn.

You woke up in a dusty room, in an unknown place, with no memory of how you got here. Your pockets are empty, and there is something outside the door producing frightening sounds.

FURRY BACKROOMS is a cooperative game for a group of 1-8 players that combines the best ideas from the BACKROOMS and FURRY universes. Single mode is also available. You have to survive and find a way out before the FURRY catches up with you. Updates and various interesting things await you...

Escape the Backrooms is a 1-4 player co-op horror exploration game. Traverse through eerie backrooms levels while avoiding entities and other danger to try and escape. Free content updates with new levels and game modes keep the community rewarded.

In Specimen 13 you play as one of five survivors (or a traitor) who find themselves as unwilling subjects in an experiment set on a mysterious island. Alternatively, play as the Specimen and prevent the survivors from escaping through the underground elevator.

Play alone or team up with others and try to survive while a demon and its minions try to kill you. Your goal is simple. Escape. This might sound easy, but dealing with evil entities is a dangerous business!

Go on a scary adventure, whether you decide to face the dangerous path alone or team up with your friends. This intense game guarantees a mysterious experience every time you play. Get ready to solve tricky puzzles, avoid a terrifying monster, and fight your way out of the intricate maze.

Immerse yourself in terrifying dreams and unravel mysteries playing alone or with friends. Confront supernatural horrors, survive terrifying enemies, and complete various missions to solve the cases.

Escape from nightmare levels as reality warps with every step; listen, for the whispers behind the walls may guide you out. You can play user-made levels and enjoy an unbelievable co-op Backrooms experience.

Welcome to the Jurassic arena. You are a prisoner, forced into life or death games against prehistoric dinosaurs for the entertainment of others with up to 3 friends. Enter the arena, solve the puzzle, live another day.

Ghost Watchers is a co-op online horror game. You will explore and hunt ghosts in abandoned houses

Damned is a randomized online horror game for up to 5 players (4 survivors and 1 monster). You’ll be able to play as one of four people trapped in different haunted places (hotels, hospitals, etc).

Occult is a dynamic cooperative game with elements of horror and quest. You are waiting for a variety of opponents, puzzles and endings!

In the midst of dark secrets and deadly dangers, do you have the courage to survive and thwart the spirit's plans? Embark on this thrilling adventure with The Soul Inside Us and push your limits!

"ESCAPE FROM TOILETS" is a coop horror game 1 to 4 players in a session. Go through strange rooms, escape from toilets that want to kill you and other dangers in the form of challenges and puzzles. Realistic graphics, easy controls and creepy atmosphere will immerse you in the game.

Risk your life to save decaying spaceships and their crew from an out of control nanomachine infection, either alone or as a team in co-op in this tense sci-fi horror game.

A new, immersive Backrooms game featuring many entities and many levels.

Save Elizy - is a cooperative survival horror game for 1-4 players. Your path is blocked by demons who will leave you without limbs. Run and hide, save Eliza, but remember - don't let yourself be taken to Hell.