20 Aliens · Free to Play games your group can play together online, including Super Sus, Classic Marathon Infinity, and Classic Marathon.
All games: 20
Welcome to join the multiplayer social deduction game - Super Sus! Engage in intense gameplay with global players, as you strategize to safeguard your spaceship from the cunning Impostors determined to sabotage the mission and eliminate everyone aboard!
From the team that brought you Aleph One, the classic sci-fi FPS Marathon Infinity from Bungie on Mac revived for modern hardware by the fan community.
From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community.
From the team that brought you Aleph One, the classic sci-fi FPS Marathon 2: Durandal from Bungie on Mac revived for modern hardware by the fan community.
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
From one of gaming's most iconic sagas, Halo is bigger than ever. Featuring an expansive open-world campaign and a dynamic free to play multiplayer experience.
Travel to the remote planet of Bazoik to free galactic citizens from the evil cereal-eating Flemoids! Venture deep into the caverns of Bazoik, using an array of "zorching" devices to send these nefarious foes back to their home dimension!
Co-operative top-down shooter game available for free. An epic bug hunt featuring a unique blend of co-op play and squad-level tactics.
Operation: New Earth is an intense sci-fi multiplayer strategy game in which you must command an advanced military facility to defend Earth from a hostile alien invasion. Create an alliance, gather resources, and unlock advanced technology to level up your stronghold!
Brace yourself for a brand new action-packed Open World. Explore a huge world to gather materials for gear and defenses. Use everything at your disposal to defend your bases and defeat hordes of hostile monsters. Play solo or up to 8-player online!
"Different realities, different rules, but always fun". In the multiplayer game Cartoon Strike, each map offers a different gaming experience. Players can enjoy a few minutes of fighting in the WWII, followed by a few minutes in the present, future or even funny mode.
Join the battle to save earth from aliens and robots. Choose to play on the side of humans or aliens in battle. 1. Play alongside up to 50 online players 2. Choose various levels 3. Play in various modes such a s capture the king, rush, team deathmatch, conquest.
Spellwake is an online 3D Action RPG where Anything Goes. It features fast-paced hack n' slash against hordes of monsters and powerful bosses. Spellwake's vast class system allows you to make nearly infinite variations of builds.
Defend the Oval Office from an endless alien invasion by harnessing the abilities of your favorite (or least favorite) U.S. Presidents.
Alien Arena is a furious frag fest with arenas ranging from the small, to the massive. With game modes such as Capture The Flag and Tactical, there are terrific team-based experiences to be had as well as 1v1 duels, free-for-all, and dozens of mutators to alter the game play to your liking.
Stranded on an alien planet, you must defend your Powercore! Use your weapons to fight hordes of alien enemies and strategically use traps in this new FPS tower-defense survival game!
Guiding Light is a co-op game in which you and a friend need to rescue stranded aliens from all kinds of sticky situations. One player is an alien who goes down to the planet to execute the rescue operation, while the other pilots the UFO to help guide the alien on the ground.
A multiplayer roguelike about teamwork, survival...and cute animals in space! Play with a few friends or join a streamer's crew of dozens as you work together to battle aliens across the vast Rogue Space.
《全球戒备》是一款硬核的军事战棋策略游戏。外星太空舰队坠落地球，世界各国政府都想抢先得到残骸，研究外星技术。你将代表某个国家，带领4人小分队前往坠落点侦查情报。真实还原的世界地图、潜行战斗场景与各类枪支弹药；多兵种组合策略，与玩家实时对抗，尽显军事才能。指挥官，请指示！
It is WAR!Team up with your comrades to stand against the pesky aliens.