Top similar games like Gamma Strain:

A co-op horror FPS about daring heists in a city full of zombies. Because, you know, they don't need money anymore, but you do! Multiple ways to approach each heist and randomly generated elements await you. Gather your team and get ready to rob the dead!

Stay close together and use teamwork to fight through hordes of infected and other mutated freaks while navigating between saferooms.

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.

Band together with up to 4 friends to confront paranormal monsters. One player can take on the monster role to hunt the investigators. To win the game, you must survive long enough to accomplish all of the tasks to defeat the monsters. Step out of the shadows, no more running & hiding. Fight back!

Undead Rampage is a third-person co-op shooter that throws you and your friends into the epicenter of a post-apocalypse, where terrible monsters rule the ruins of civilization. Your goal is to survive at all costs, fighting hordes of enemies and collecting upgrades to strengthen your character.

A cooperative horror game where you enter dangerous zones to recover gold and valuable artifacts and make it out alive Work together with other players—or betray them for more money The deeper and more dangerous the area, the greater the reward

Take on the challenge solo or team up with 2-4 friends in online co-op, repel the threats from the demonic realm with firepower, defend and explore areas, face stronger threats until reaching the destination. As darkness looms closer, you stand as the last line of defense.

Hitler’s hordes are back for more in this spine-chilling shooter from the makers of Sniper Elite 4! Abominable occult enemies, epic weapons and a harrowing new campaign for 1-4 players await in 1940s Europe, as you fight to save humankind from undead Armageddon!

6-player co-op survival horror at its finest! Cyborg, monsters and aliens. Free updates

A fast-paced sci-fi shooter where a failed experiment unleashes mutated horrors inside a secret research facility. Armed with experimental weapons, you must fight through swarms of twisted enemies, and survive the collapse of a world-breaking project.

Grabbing some weapons off the ground and slipping on a bulletproof vest, you head out to escape the slaughterhouse that has held you captive and transformed you into the bovine hybrid you are today. Your fellow bovines need you!

Embark on an exotic journey into danger in this rip-roaring 1930s third person adventure for 1-4 players! Encounter pulse-pounding action, treacherous traps and tales of derring-do!

Experience the origins of one of gaming’s most acclaimed franchises like never before, faithfully remastered and optimized for PC.

Journey across space to the icy planet of Tau Volantis with Isaac Clarke and Sgt. John Carver to discover and destroy the source of the Necromorph outbreak.

Co-op extraction action-RPG for 1–4 players. Take missions from the hideout, drop into hostile zones, and fight or sneak past the infected. Loot what you can carry and extract — or die and leave it all behind. Melee is the smart play. Guns invite the horde. Craft, trade, gear up. Bring friends.

In Warhammer 40,000 Space Marine you are Captain Titus, a Space Marine of the Ultramarines chapter and a seasoned veteran of countless battles.

Horde Arena is a third-person shooter roguelite where you survive endless enemy waves. Pick a character, upgrade your stats and weapons, and evolve to dominate the battlefield. Play solo or team up with up to four players in co-op mode.

Grasp Of Dread is an asymmetrical multiplayer horror game where one player takes on the role of a monster from another world and tries to escape, while the other four players are monster hunters who seek to deal with the undead as soon as possible.

A 4-player co-op shooter set in a world overrun by mutant creatures. Use powerful yet risky doping effects to fight alongside your team and complete missions.

This is a fight for survival. Xenomorphs swarm in overwhelming numbers. Every room could be your last.

A classic-style hardcore dynamic shooter which takes place in a science underground center.

Live the future of despair.The year is 2024 AD. The survivors fought against the remaining threats while trying their best to continue their recovery.Three years passed in the year 2027. In a new world without hope, the time has come to once again resist the fate of the Earth.

An infinitely generating third person shooter Rougelite. Experience the end of the world through various survivors with unique abilities. Explore and loot the underground as you go deeper to escape the hell on the surface. Try to go as deep underground as possible.

Transport creatures via a metal cart on wheels with your friends! However, you must use extreme caution during creature transport, or things could go sideways quickly...

A third-person Action/Shooter that thrusts players into a sci-fi flavored nightmare scenario set in the post Cold War era.

The experimental AI chip in his brain could be humanity's salvation... or it's end. Experience mind-bending combat, explore a dark fantasy wasteland, and unravel a twisted tale as Kurt, humanity's unwilling hope.

Winner of 2010′s Make Something Unreal contest, The Haunted: Hells Reach is a fast-paced horror game where your goal is to liberate cursed places and survive the assault of Hell.

The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter.

Paris, 1968. As the city sinks into social unrest, a far darker threat rises from deep underground. Charles Mercier, a former SOLDIER recruited by a secret organization, is sent into the METRO tunnels to prevent an IMMINENT CATASTROPHE.

Songs of Wasteland is a horror third-person shooter. You play as a lone hero Emma who wanders the wasteland which has no sign of civilization. Only terrifying monsters lurk in the shadows and underground. Shoot, explore, and survive, the future of humanity is in your hands.

From one of gaming’s most acclaimed sagas, Gears is bigger than ever. With all-out war descending, Kait Diaz breaks away to uncover her connection to the enemy and discovers the true danger to Sera – herself.

NAKWON is a multiplayer zombie survival game set in urban South Korea. Venture into the city in the dead of night, and manage your shelter by day. Scavenge resources in a city crawling with the infected and hostile survivors. Survival is the only rule - trust no one, not even the living.

Metal Strike is a multiplayer TPS game in the Apocalypse world view. Defeat mechanized monsters with your colleagues and recapture Earth.