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.

Pizza Bandit is a mission-based 1-4 player co-op shooter. As a time-traveling bounty hunter, venture across various eras and realms on missions fraught with dangers. It has Gears-like combat minus the cover with snappy controls and dodge-rolling with close to mid-range combat.

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.

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.

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.

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.

Survive as long as possible against the zombie horde of ZOMBIAX EVIL ! Alone or in coop mode, play as an elite soldier, arm yourself to the teeth and try to rid the whole of humanity of zombie vermin ! Become a Legend of the Resistance !

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.

TPS singleplayer dystopic game with full Xbox controller support and nonstop action. Round-based gameplay with undead, monsters, and cyborgs with firepower. Four difficulty levels, explore 6 maps, gather gold, buy weapons, and survive hordes while repairing power sources to close the portal to hell.

Get ready for a thrilling wave-based multiplayer zombie shooter game! You're a survivor in a world overrun by the undead, armed with a variety of weapons to face off against hordes of zombies. Choose your character and showcase your bravery as you protect your team from the relentless onslaught.

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.

Bullets and Brains is an adrenaline-pumping arcade top-down 3D shooter set in a post-apocalyptic world overrun by brain-hungry hordes of zombies. Prepare yourself for an intense battle against the never-ending onslaught of the undead.

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.

Plan your own alien invasion and harvest humans as the iconic Killer Klowns, or gather a team of survivors to fight the extraterrestrial threat, in a game based on the ‘80s cult classic movie. Welcome to a new, craazzy take on the asymmetrical multiplayer horror experience!

Astro Ike is an exhilarating single-player, third-person zombie wave shooter that will immerse you in an intense battle for survival. Step into the shoes of Astro Ike, a fearless protagonist, as you face relentless waves of zombies. The challenge awaits—how long can you endure?

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

Set in the zombie apocalypse, Left 4 Dead 2 (L4D2) is the highly anticipated sequel to the award-winning Left 4 Dead, the #1 co-op game of 2008. This 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.

RE Revelations 2 continues the series acclaimed essential survival horror experience, while uncovering startling truths.

The chaotic multiplayer hide-and-seek game. Possess seemingly harmless objects as Ghosts or chase them down as Hunters before the clock strikes midnight!

Armed militaries are requested to clean an area infested by zombies. On each round you don't now if you will be a zombie or a soldier, so use the skills and items that was given to you and keep alert.

Umbilical is a Metroidvania-inspired top-down shooter that has you exploring an inhospitable world to stop some nasty parasites from wreaking havoc. Face off against hordes of creatures, seek out new abilities and upgrades, and take down powerful bosses as you fight to stop the parasites.

PURGE - THREE VS BLOOD presents an exciting arena-style zombie apocalypse. Battle ravenous zombie waves with up to 3 players, unlock ranks, maps, unique characters, and a variety of weapons and traps.

Choose between good and evil and fight for your life in Video Horror Society, a thrilling 4v1 asymmetric action tribute to the 1980s horror era-- where small town teens face off against terrifying monsters brought to life from the aisles of a 1980s video store.

This is a beautiful and fun network shooter. Complete missions alone or with friends. In “Quiet Sleep” you perform the role of a military man who arrived at point “M” to guard the medical center.

A dark co-op top-down shooter in a post-soviet zombie apocalypse setting. You appear at a random location in the city. The goal is to get to the transport, and you will make the path yourself. In the day - look for resources and build fortifications. At night - destroy the dead and their bosses!

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.