Games like Whisper Mountain Outbreak on Steam
Filters & Lists
The Devourer: Hunted Souls
Play as a paranormal investigator in our hybrid between first person survival and psychological horror story game. Investigate a haunted forest with up to 5 players CO-OP, try to lift the curse, experience a tragic story and take decisions together. Will you survive or will you lose your soul?
Ultimate Zombie Defense 2
4-player co-op, zombie slaying, base building, boss battling mayhem! Cleanse the infected wave by wave and upgrade your base with traps & defenses in Ultimate Zombie Defense 2!
Project Unknown
An online co-op horror game featuring unique playable characters and RPG mechanics. Exorcise ghosts using your special abilities and tools while surviving the supernatural onslaught
Dying Light
First-person action survival game set in a post-apocalyptic open world overrun by flesh-hungry zombies. Roam a city devastated by a mysterious virus epidemic. Scavenge for supplies, craft weapons, and face hordes of the infected.
Backrooms Society
Backrooms Society is a 1-8 player co-op horror game. Make your way through unique levels of the backrooms while trying to survive and avoid mysterious entities. Scavenge each level for gear and resources, bring it back to The Hub where you can sell valuables and buy/craft new gear.
Wizard of Legend 2
Face perilous magical trials in the fast-paced rogue-lite follow-up to the acclaimed original, featuring co-op and vibrant new 3D visuals. Master new Arcana and elements, experiment with spell combinations, and become the next Wizard of Legend!
Into the Dead: Our Darkest Days
Texas, 1980. Walton City has fallen to a zombie outbreak. Lead a band of desperate survivors from refuge to refuge by scavenging, crafting, and fighting in a relentless struggle for survival. Plan wisely, stick together, and — above all — keep moving if you want to make it out alive.
Silly's Gameshow
Silly's Gameshow is a short co-op animatronic horror game
Gatekeeper
Gatekeeper is a fast-paced rogue-like. Go on a quest to chase down Chaos and reclaim the stolen Heart of Time, fighting your way through relentless enemy forces. Play solo or in 4-player co-op and become the next Gatekeeper!
DEATH IN UNISON
Survive the world's deadliest psychopaths. Experience a unique 2-player co-op experience that puts your teamwork and communication to the test. Complete your duties alone or with a partner in a prison like no other.
Dark Hours
Dark Hours is a co-op survival horror game for up to 4 players. Your heist has been disrupted by a supernatural event, and your team of robbers is now trapped with an evil entity. Forget your plan, your mission is to survive. Explore and cooperate to find a way out or hide and wish for daylight.
Gray Zone Warfare
In Gray Zone Warfare, realism meets tactics in an open-world MMOFPS where every move matters. Deploy with a Private Military Company, survive intense PvEvP or PvE encounters against players and AI, unravel the secrets of Lamang Island, and thrive through hard-earned progression.
Zort
Zort is an action, adventure, and horror game that can be played with up to 4 people. Explore maps with your friends and have fun while escaping from various creatures. Experience a realistic horror experience with in-game voice chat with your friends!
Temtem: Swarm
Can you Survive the Swarm? Unlock mighty abilities and upgrades, find and collect Tems to evolve and become stronger, discover overpowered strategies, and battle massive bosses in this survivor-like bullet heaven! Play solo or online co-op with up to 3 players, building the wildest synergies.
Darkwater
Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive.
FOREWARNED
FOREWARNED is a 1-4 player co-op survival horror. Delve deep into ancient Egyptian ruins with your team of fellow archaeologists. Investigate phenomena, collect treasure, discover lore, survive danger, and banish the evil that lurks within.
Deadzone: Rogue
Deadzone: Rogue is a roguelite FPS set in space. Blast through swarms of hostile machines, combine powerful augments and elements to forge your build, and grow stronger with each run — solo or in co-op.
Nuclear Nightmare
Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.
Backrooms: Escape Together
A visually lifelike co-op horror for 1-6 people. Journey through 9 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.
Dead Frontier 2
Survival horror MMO. As one of the few survivors of the outbreak, you must scratch a living out of the decaying ruins of society. Scavenge for supplies, improve your skills, and trade with other players. All the while, keeping your eyes peeled for the infected lurking around every corner.
C.A.S.T. (CHERNOZEM ANOMALY STRIKE TEAM)
C.A.S.T is a third-person PvE extraction shooter playable solo or in co-op. Select your character and loadout to battle enemy hordes, evade anomalies, and complete objectives across handcrafted maps with dynamic procedural elements.
Midnight Heist
Go on heists through Midnight City alone or with up to three friends to fulfill tasks as a hacker for various organizations. Improve your reputation, earn money and uncover the secrets of shady companies in this co-op horror game.