Top similar games like Radiation Hazard:

It’s 2091 and megacorp Horzine has produced the ultimate army: an obedient horde of bioengineered monsters called zeds. Now, join the rebel group Nightfall in this co-op action/horror FPS that puts you and your teammates in a battle for the future of humanity.

You've been stranded by your company in a section of the facility known as "threshold sector". You'll have to find weapons, meds and equipment to survive and try to escape the complex. But be as careful as possible: everything down here wants you dead.

Voidseekers is a 1-4 player co-op horror FPS. Shoot, salvage, and survive as you explore corrupted ships in deep space. Get in, take what you can, and destroy the ship to contain the breach, but beware the horrors that seek in the void.

An intense round-based zombie survival FPS, play solo or co-op. Shoot your way through relentless waves of vicious horrors with high-octane objectives, upgrading steampunk weapons, collecting Celtic God powers, and surviving the onslaught of the Quiet Ones.

GTFO is a hardcore cooperative horror shooter that throws you from gripping suspense to explosive action in a heartbeat. Stealth, strategy, and teamwork are necessary to survive in your deadly, underground prison. Work together or die together.

World War Z is a heart-pounding coop third-person shooter for up to 4 players featuring massive swarms of hundreds of zombies, focused on fast-paced, gruesomely spectacular action.

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!

Hunt down waves of vampiric freaks with friends or on your own in this brutal but fair horde roguelike fps. Explore, upgrade and find secrets to overcome the intensifying challenges thrown at you by a future that never was. Shoot, die, repeat.

Strike Team Delta is a gripping first-person shooter set in a post-apocalyptic world. Battle hordes of undead, team up with friends, and reclaim our world. Survival is in your hands.

Eat weapons, be scared and question your own mind in this Survival-Horror FPS Prop Hunt Roguelike about meat. Golden Light of Rose is a story prequel to Golden Light which follows Rose during her first time in the gut.

Team up in a chilling co-op experience, delving into procedurally generated backroom style buildings. Survive together or succumb into the Echoes.

Back 4 Blood is a thrilling cooperative first-person shooter from the creators of the critically acclaimed Left 4 Dead franchise. Experience the intense 4 player co-op narrative campaign, competitive multiplayer as human or Ridden, and frenetic gameplay that keeps you in the action.

Dawn of Decay is a 3D low poly multiplayer zombie survival game where players team up to navigate immersive maps, fend off relentless zombie waves, and rely on strategic gameplay to survive.

Bloodsworn is a fast-paced, FPS roguelite game set in a blood-soaked, dark dimension. As a fugitive member of a cruel and twisted cult, you must take revenge on them alone or with the help of your friends. Whether you choose blood magic, guns or melee weapons, your path will be lined with blood.

Stay Home is a breathtaking first-person shooter with co-op for up to four players. Get ready for fast-paced gameplay and terrifying action as hordes of zombies flock to you. You can run but you can't hide!

Backrooms: Liminal Conflict is a PvP backrooms game with different factions.

Step into the role of Z1, a mercenary unit to search for evidence of an alien species that is invading a space station, an immersive bodycam style first-person shooter, solo or up to 5 players.

Together After Dark is a co-op horror psychological game with a survival touch for 1-4 players. 4 Teens are stuck in the forest and need to find a way out but they are not alone

Put on your armor, choose a rifle or a shotgun - now you are part of a special forces group. Shoot your way out of a skyscraper full of zombies.

Collect crazy power-ups, upgrade your weapons into tools of destruction, and escape from the robotic zombie horde - alone, or with friends.

「Synapse」is a game based on cooperative play with horror and thrills. Players must cooperate in a dark space to avoid robots, hack into facilities, and escape. The only thing players are given is a sense of helplessness and fear of death.

Hide and escape from demonic dolls in an abandoned hospital building. Demon dolls will seek out and chase the player. The only way to escape is to complete the ritual successfully. A small doll wanders around the hospital. Catch them and offer them to your ritual.

A cooperative horror game where you must work to maintain a base to keep monsters from getting in.

Dive into the Backrooms' mysteries in a solo-developed survival game. Explore eerie corridors, uncover secrets solo or in multiplayer ( 5 players max ), and face unique challenges. Coming soon to Steam Early Access.

Blood Rot: 1918 has players fighting against hordes of the undead in the midst of The Great War. Survive solo, or with friends in this first-person zombie shooter.

Make your way through the chilling realm of survival horror, where immersive visuals, gripping first-person gameplay, and expertly crafted narratives converge to deliver a heightened sense of realism to the terror you'll encounter.

A multiplayer adventure set in the depths of space. Unravel mysteries, strategize for survival, and explore the unknown in this captivating cosmic escapade.