Top similar games like Alien Flex:

CYBERFARM allows you to experience the authentic life of a Russian village in the year 2124. Dive into both the bright and dark facets of the Russian soul!

Tempest Lost is a top-down Co-op Adventure shooter. You play as one of 4 commandos tasked with discovering the truth behind many of the events in Tempest Lost. Join with up to 3 other friends for action packed story told in the Tempest Lost Universe.

Journey through Proximus-3 as Jaughn (pronounced “John”), and embark on a lighthearted and action-packed journey of redemption, quickly becoming embroiled in an unexpected Rebellion to save the galaxy.

Son of Perun: Kharkiv is a first-person shooter in the setting of Kharkiv of the future and retrowawe.

Battle For Ercaton: Robot Uprising is a hardcore, story-driven first-person shooter that throws you into a world of ruthless machines and hidden secrets on the planet Ercaton.

Play as Psych, while he escapes from a research facility run by evil slugs as they attempt to harvest him for his psychic powers. Face the evil slugs and survive the lab! Watch_out_for_Failed_Experiment

Distance Travellers is a single player extraction space simulator, set in the distant future, fight, mine and loot your way around the galaxy. Upgrade your equipment and ship and do your best to survive the barren wastes of the new world.

The world hates you for your bionic implants. Stand your ground and face them with your sword, super speed, and superhuman abilities.

Follow the exploits of Norm L. Mann, a mild-mannered man from Earth who finds himself trapped in an alien world, with nothing but the sweater vest on his back, 3 hours a day on the stair master, and a love for kungfu VHS tapes. Become the Normal Man...

Fight against rebel robots together with your friends and save planets from invasion....

StarHunter is a virtual reality first-person adventure shooter game where players travel to interstellar space to hunt down robots, dragons, and monsters. You will engage in fierce combat using rifles, shotguns, rocket launchers, and other weapons.

Protect the lighthouse, destroy nests and complete tasks.

Android Simulator: Prologue is just part of the amazing adventure that awaits you in the full version of the game. Take charge of a spaceship colony, flight route and manage the right water balance for plants, oxygen level, and spacecraft parameters to securely deliver the colonizers.

Quantum Rail is a thrilling, fast-paced first-person shooter that takes you on an exciting adventure through a sci-fi-themed wild west world.

Ziggy's Cosmic Adventures is a VR cockpit game combining ship management with action-arcade combat. You play as a bounty hunter with possibly questionable morals, currently in possession of a little alien that you may or may not have stolen from the evil Empire. Do you have what it takes to survive?

Rushmore is a third-person, hero-focused, shooter/hack-n-slash hybrid. You play as the four Presidents of Mount Rushmore sucked into the future to face off against alien hordes with weapons and abilities inspired by American history.

Blast through the galaxy as Drax Gorbuloid, a grumpy space janitor of mega-corp Binary Express, tangled in a deadly corporate conspiracy. Clean up cosmic messes, uncover secrets, and try to survive across hostile planets in this darkly comedic sci-fi action adventure created by Pantelis Kassotis.

Mystictronaut is traveling alone in search all lost constellations. His costume, boots, gun and grenade give him special abilities so he is up to the task. Hunting aliens and robots, searching for the path through this universe of planets and stars.

Join Captain Rijk as he attempts to escape from the clutches of one of the most villainous species in the galaxy. Help to uncover the horrors that are being carried out on the fringes of the civilised galaxy and become the divine being prophesised to inspire an uprising and destroy The Domain.

SourceWorlds is a co-op action-adventure game that throws you into the strange world of the 'Architect'. Solve quests, loot items, defeat enemies, explore the world with your friends or sucker punch them in the PvP arena.

A sci-fi Virtual Reality game focused on high-intensity combat. Experience mythical weapons such as Thor's hammer Mjolnir, Zeus's shield Aegis, and more as you defend against enemies in this action-packed exciting game!

Reclaim your empire as a Sci-fi cyberpunk syndicate.

Zodiac empire is a single player trading card game that combines both idle and gacha game mechanics. Gather from a pool of 500 cards to build your own army to fight against the evil forces in this TCG

WORLD EATER is a bossfight game about an underpaid astronaut fighting a giant worm in space. Fight your way through varying planets and defeat the colossal worm!

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

A sci-fi action-adventure game in VR.

Beanz!? Play multiplayer Deathmatch and Team Deathmatch or experience the intense campaign where you try and defeat "Beanz Incorporated" the evil company that kills Beanz and sells them so they can be eaten! Beanz!?

Soldier Yōki, is an independent third-person action and shooter game. In solo or in cooperation, up to 4 players, browse the different cards with diverse gaming experiences. Face off against the Alien Alliance and be victorious of the Boss in order to win the game.

A first-person trap-escape game. Don't trust what you see. You fell asleep in a museum after closing and woke up on the wrong side of a wall. 23 rooms to the exit. Signs are fake, arrows lead to spikes, and the dodge that saved you last room kills you in the next.