Games like Earthfall

"The Anacrusis is a 1-8 player sci-fi co-op FPS from the lead of Left 4 Dead, where you fight against endless alien hordes using a variety of futuristic weapons. With Steam Workshop support, enjoy new campaigns, holdout maps, skins, and emotes, or play as the aliens in PVP Versus mode. Battle the alien menace and protect your friends to survive!"

"Back 4 Blood" is a cooperative first-person shooter where players fight against a zombie apocalypse. Players can team up with up to three others to clear infested areas and battle powerful enemies, utilizing a wide range of weapons and abilities. The game features a dynamic card system that affects gameplay, adding an extra layer of strategy to the intense action.

"World War Z: Aftermath" is a co-op third-person shooter game based on the film, where players battle swarms of hundreds of zombies in fast-paced gameplay across various locations worldwide. The game features a new first-person mode and gore systems for satisfying action. Humanity is on the brink of extinction, and players must band together to defeat the horde and outlive the dead.

"Aliens: Fireteam is a third-person survival shooter set in the Aliens universe, where players battle through four campaigns with up to two additional players or AI. The 'Into the Hive Edition' includes a new campaign and the 'Ultimate Edition' offers additional DLCs, weapons, and the full suite of Endeavor Pass cosmetic DLCs. Build your fireteam and explore the mysterious planet LV-895."

The co-op survival FPS and spiritual successor to the award-winning occult horror, Maid of Sker. Play solo or up to 4 players to survive the supernatural onslaught of the Quiet Ones.

"Killing Floor 2" is a shooter game with great mechanics, impressive graphics, and a memorable soundtrack. It offers both single-player and multiplayer experiences, including co-op and PvP modes. With frequent updates bringing new content, such as the Polar Distress, Blood & Bonfires, Tidal Terror, Chop 'Til You Drop Xmas, Day of the Zed, and Interstellar Insanity updates, the game is highly replayable and builds a dense, emotional atmosphere, despite some bugs and grinding.

"Zero Caliber VR" is a tactical simulation game for premium VR headsets, featuring single and multi-player modes with up to 2 players in co-op and PvP. Its action-oriented story offers gripping gunfights and a realistic weapon system with hyper-realistic visuals. However, it has some bugs and grinding, while the immersive gameplay and stellar replayability make up for them. The game has recently received a major update and is planning to add mod support.

"Contagion" is a horror survival game with dynamic gameplay, where each playthrough is unique due to its built-in randomization system. The game features state-of-the-art gore and immersive sound effects, bringing the dark atmosphere of a zombie apocalypse to life. Traditional zombies and various game modes provide an intense and addictive experience.

"After the Fall" is a VR co-op shooter set in a post-apocalyptic Los Angeles, where players must work together to fight off hordes of mutated monsters. Armed with a variety of weapons and abilities, they must scavenge for resources, upgrade their gear, and hold out against the never-ending onslaught. With a focus on replayability and tactical teamwork, "After the Fall" offers a thrilling and immersive VR experience.

"Ripout is a Co-Op horror shooter with excellent graphics and mechanics, allowing 2 players to fight through mutant-infested spaceships, collect loot, and customize characters in search of humanity's last bastion. Engage in high variety of reconfigurable monster battles, with a derelict ship exploration in single-player or small teams. The game's phenomenal atmosphere and grinding opportunities ensure hours of entertainment."