19 Action-Adventure · Aliens games your group can play together online, including Directive 8020, Nuclear Nightmare, and Lethal Company.
All games: 19
Earth is dying and humanity is running out of time. 12 light years from home, Tau Ceti f offers a small sliver of hope. When the colony ship Cassiopeia crash lands on the planet, its crew soon realize they are far from being alone. In space, death takes many forms.
Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.
A co-op horror about scavenging at abandoned moons to sell scrap to the Company.
Vertigo 2 is a single-player VR adventure. Explore the depths of the vast Quantum Reactor as you descend to finish your journey home.
Crypto is back with a license to probe. The alien invader returns, groovier than ever. Experience the swinging ‘60s in all its chemical-induced glory and take revenge on the KGB for blowing up your mothership. You’ll have to form alliances with members of the very species you came to enslave.
Hidden Deep is an atmospheric sci-fi action game heavily inspired by Aliens, The Thing, and Half-Life. Explore, climb, swim, scan, blast and shoot your way through dangerous missions in a huge sub oceanic mining and research facility. Fear the horrors that lurk below…
Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.
Named Game of the Year by over 50 publications, Valve's debut title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
A 1-8 player co-op sci-fi looter horror game that takes place on a mysterious asteroid belt where players must complete contracts by traveling to exotic planets to kill creatures, find loot, and/or farm planetary materials that they must return to an ominous figure named Sketchy.
Skibidi Gyatrooms is a 1-4 player co-op horror game. You and the homies just fell into the Backrooms, you must out-GYAT the Skibidi Toilet with max rizz or get flushed. Expect cursed levels, and brainrot that’ll keep you on edge.
Kallax is a chaotic furniture-building 2 to 6 players co-op game in which only one player can read the instruction manual at a time. Experience what should have been a one person's job and lose friendships forever.
Arcade Mayhem Juanito is a retro experience about arcade-hopping. Teleport into different video games, play with unique mechanics inspired by well-known arcade games, face stunningly animated bosses and join the fight against the clonocell invasion.
UFOs! Aliens! Aircrafts! Resistance! SHOOT 'EM UP! Squad 51 vs. the Flying Saucers is a spaceship shooter with 2D gameplay and 3D environment. Enjoy a smart combination of a fast-paced shooting experience and the 1950's sci-fi movies aesthetic, with live-action cutscenes.
Explore a vast universe with pulse-pounding action, side-splitting humor, and hair-raising plot twists in these 2 classic space adventure games.
Astrumis - Survive Together is an exclusively co-op horror game. One player controls a survivor on an abandoned spaceship and the other the ship itself. They must work together to survive against the mysterious monster.
Last Whisper Survival is a cooperative zombie survival game where exploration of the open world is key. As you venture further, you'll need to upgrade your gear and level up your character and skill tree to handle the increasing challenges as you move through the world.
G WARRIOR is a retro hardcore action shooting game. Pick up the gun and destroy all robots and aliens. Fight in colorful scenes such as snowy mountains, caves, seas of fire, alien lairs, etc.! !
A co-op horror game where you must scavenge for loot and maintain the bunker to keep it standing
Mauled is a Free-To-Play indie TPS by a solo developer. Fight relentless hordes alone or in online Co-op across varied maps. Collect tiered weapons, trigger tactical traps, and upgrade your character's stats as the difficulty rises round after round. Survival is your only goal.