Top similar games like Extinction Force:

Herd 'em up, Mow 'em Down! Mindless Carnage, fast-paced action. Apocalypse: Floodgates is a Third-Person Zombie Horde Shooter featuring post-apocalyptic weapons and deadly traps. Play online with up to four friends or play alone and see how many zombie waves you can take down.

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.

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.

Join a thrilling party in Propnight, a multiplayer hide-and-seek game.

Space Entity is a 1-4 player online co-op survival horror game. A entity is within the space ship. Get the power back on and use the escape pods to live on.

Resident Evil® Revelations returns redefined for PC complete with high quality HD visuals, enhanced lighting effects and an immersive sound experience.

The Remains is a 1-4 player co-op survival horror where an intelligent AI enemy hunts your team whilst adapting to your tactics. Stay quiet and out of sight, or get picked off one by one.

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.

In Village of Zombies you can fight against zombies and mutants together with other players or alone on different maps, the goal is to survive as many levels as possible. The game always starts at level 1 and with each level increase, more zombies and stronger zombies come.

Fight off waves of zombies in this a single-player or multiplayer cross platform first- and third-person shooter game. Battle of Rebels Winner of the Unreal Florida Game Competition

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.

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.

Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.

Three years after the Necromorph infestation aboard the USS Ishimura, Isaac Clarke awakens from a coma, confused, disoriented, and on a space station called The Sprawl. Explore this world and its zero-g environments to discover the truth about the Unitology and its role in the Necromorph epidemic.

Treasure Cove is a co-op survival horror adventure where you and your friends set out to explore a mysterious island in search of lost treasures. With proximity voice chat, realistic visuals, and terrifying creatures lurking in the darkness, every expedition can quickly become a fight for survival.

Corpse City throws you into a relentless fight for survival against endless waves of the undead. Feel the tension rise with every shot, the adrenaline rush as you’re cornered, and the thrill of making it out alive. How long can you survive the nightmare?

The world has fallen, and the undead are all that remain. Undead Horizon is a co-op, round-based zombie survival game where you fight off relentless waves, rack up points, buy weapons and perks, and upgrade your arsenal to stay alive. How long will you and your friends hold out?

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).

One player hunts. Four players run and fight back with superpowers. Use unique abilities, complete objectives, and escape through ancient Egypt, Victorian London, and more.

Enter Pantheon, a futuristic city swallowed by darkness and ruled by a rogue AI. Team up with up to 4 players and survive an adaptive pursuer that learns from every mistake. Complete the mission, uncover Minerva’s secrets, and find a way out before the city consumes you.

After exploring the new planet, the space crew became infected with an unknown virus. After a long epidemic, the space station plunged into chaos. Various mutations took place with the crew of the ship, which clouded their minds. Make your way to the rescue shuttle through the mysterious danger.

A short, tense 1–4 player co-op descent game built around slow, tactical combat, scarce resources, and rising pressure. Survive compact underwater dives and extract before the threat overwhelms you.

This game is a port of the Games for Windows - Live version that was released in 2009. If you buy the Untold Stories Bundle here on Steam, it will be the same as upgrading to Resident Evil 5 Gold Edition.

Midnight Maintenance Crew is a cooperative horror game where you and your team repair critical systems inside dangerous facilities while avoiding environmental hazards and hostile creatures.

Embark on a covert mission to the dinosaur theme park Prehistoria, where you must explore the park's grounds to scavenge resources, solve puzzles, and fight your way through diverse biomes, underground tunnels and deadly enclosures. But beware, you are not the apex predator here.

Us or Them is an asymmetrical horror extraction game for expeditions of up to 26 players. Raid cursed lands for resources and treasures before nightfall, reach the ship, and survive, or die trying and return as part of the curse.

Nightwatch: Nightmare Creatures is a horror game for one or two players. Your task will be to restore and repair the equipment as well... avoiding victims of megacorporation experiments.

Squad up or go solo in a stylized arcade zombie shooter where every round gets deadlier. Killstreaks, nukes, dynamic weather in day or night.... how long can you and your friends survive?

YOUR BODY IS YOUR WEAKNESS. A four-player co-op horror game that puts you in the shoes of the chief scientists of a research facility. Your sole objective is to carry out the self-destruct plan and escape the facility.

Only Evil Remains is a psychological horror, (PvPvE) multiplayer shooter which takes place in an early post apocalyptic world where dreams become nightmares and only evil remain.

Aliens: Fireteam Elite is a cooperative third-person survival game set in the iconic Alien Universe. Battle through hordes of different types of Xenomorph, customize your character and gear, and level-up as you try to contain this ever-growing threat.