Top similar games like Alien Mayhem:
Alien Mayhem $9.99
Alien Mayhem is an artificial open world sandbox game developed and created by Supa Serious. We simulate a what-if scenario where an alien prankster finds himself in a virtual game world that enables him to prank in a rather unconventional yet stylish way.
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The Sandbox$4.99
READY FOR CRAFTING VIRTUAL WORLDS ON YOUR PC?The acclaimed world-building game featuring a unique mission-based approach is coming onto PC via Steam Early Access. With over 16 million players on mobile & tablets versions and 1,500,000 pixel blocks creations shared in the Online Gallery to date, this PC version is taking world...
Autocraft$9.99
Create, Collect, and Crash in Autocraft, a physics destruction sandbox. Create your own cars, rockets, tanks, planes, boats, and more.
Alina of the Arena$14.99
A roguelike deckbuilding tactics game that combines elements from 'Slay the Spire' and 'Into the Breach'. Play as a gladiator to survive. With roguelike deckbuilding and hex-based tactics, no longer bound by simple attack and defense. Make use of dodges and knockbacks to stay alive!
Tin Can$19.99
You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive?
Bowmen$0.99
Lord Pain has risen once more to threaten the land of the living. As the last of an elite race known only as the Bowmen, you must gather your courage and slay his armies once again. Fight off hordes of enemies, equip unique items, and see how long you can survive in our debut title: Bowmen!
Realm of AltersFREE
"Realm of Alters" is a turn-based strategy card game. A clear vision of card play orders and knowing which card to sacrifice to generate resources are the keys to victory.
Charlie's Conscious$2.99
From rags to riches, a story is told of one man, a colorful metropolis, and a conscience raging with lust for money and power. Help Charlie traverse through his exciting low-poly life. Raise up from the dark depths of homelessness and become a success any way you see fit.
Drummer Talent VR$19.99
Drummer Talent VR is a drumming simulation VR music game. Everyone can be a drum talent, come and join us.
Microcivilization$17.99
Incremental clicker strategy, where you expand, construct, research, fight, collect heroes and make choices between good and evil. Ascend through difficulty tiers by playing through challenge campaign going back and forth through history. Mammoths included.
Medieval Mayhem$9.99
Build your castle and destroy those of your ennemies in this online destruction game. Defeat your ennemies and steal their gold to make it to the top, allowing you to build bigger and bigger!
Ranch Mayhem - Active Idler$2.99
Ranch Mayhem is an active idle game. Grow, spend and export 15 different crops, face invasions, and spend them for bonuses. Enjoy the changing seasons and the farming adventure at your own pace.
Zector 7$9.99
Craft, Build and Fight alongside your friends across this deadly open-world. Use both modern day and sci-fi tech as you Loot, Harvest and Trade for resources, gear and vehicles in order to survive the wasteland.
Serious Sam HD: The Second Encounter$19.99
Serious Sam HD: The Second Encounter is a visually upgraded and fully Steam supported remake of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month!
Worbital$12.99
With the shifting gravity on your side, aim your cannons, blast your enemies and enjoy the fireworks. Worbital is a real-time strategic artillery game in space, peppered with a heavy dose of cosmic chaos. The goal: be the last civilization standing!
Rustler (Grand Theft Horse)$24.99
Become a medieval thug in a crazy open-world action game, full of pop-culture references. Complete insane quests, kill heroes, steal horses, fight guards, rob peasants, listen to some bard music, and much more! All packed in old-school gameplay style!
Halcyon 6: Starbase Commander$14.99
Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.
Post Scriptum CTG: Collectible Token GameFREE
Post Scriptum Collectible Token Game is a turn based strategy game, which is one of the entertainments that patrons have in taverns of the gloomy post-apocalyptic world Post Scriptum. The game is based on creating your own army of collectible coins, that turn into formidable warriors on the playing field
The Con Simulator$4.99
The Con Simulator is a simulation game for players who are dreaming about organizing their own comic con! (｡･ω･)ﾉﾞ
Starfighter: Infinity$19.99
A space based MMORPG with a focus on ‘dogfighting’ style action and exploration. Features a huge array of ships, imaginative weapons and ship upgrades with more being added all the time. Explore the galaxy, fight other players, form your own organisations, mine asteroids to craft new items, loot rare weapons from alien races, and more...
GooberriesFREE
Design and build a universe of tiny terrariums in this quirky and futuristic farm sim and management game with it's goal set on automation. With a little time and tending you'll unlock everything required to fully automate your terrariums and turn your creation into a berry producing machine.
Ground Pounders$4.99
Ground Pounders is a turn-based, strategy wargame. Inspired by classic strategy games like Panzer General, and steeped in the lore of the Sword of the Stars universe, Ground Pounders offers a new generation of gamers an updated taste of turn-based strategic warfare.
Gravi$4.99
Gravi is an intense puzzle-platformer that will test your tolerance for pain. Shoot and swing your way towards victory as Gravi, an adorable blue ball of energy. While you’re launching through terrorizing traps and bending gravity to your will, Anti-Gravi, an atomic ball of rage, is barreling down on your position.
SpaceBourne$14.99
Spacebourne is an open space exploration game with Rpg elements. Its world consists of different factions at war. You as an expert pilot need to choose your side or be on no one's side and create a force of your own. Load up your weapons, Ready your ship and warp to adventure.
Space Haven$22.99
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
We must survive$7.99
A combination of Procedural generated planets and events, is intended to give us some incline to the vast array of planets that await us in the void.
Serious Sam Classic: The Second Encounter$5.99
Serious Sam Classic: The Second Encounter is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month February 2002!
Jank Cube VR$2.99
Jank Cube is a fun VR physics sandbox filled to the brim with cool unique objects for you to interact with using the fully physically simulated player rig in maps made from the ground up for VR.
Noblesse Oblige: Legacy of the Sorcerer KingsFREE
Noblesse Oblige: Legacy of the Sorcerer Kings is a high fantasy RPG that reenvisions turn-based combat in dynamic ways, telling the story of Alexander—an idealistic yet pragmatic nobleman—and his allies as they navigate politics, intrigue, ruling, and love amidst a tempestuous civil war.
Granny Kick NeighborFREE
Fun explosions, crazy situations. Destroy, shoot, smash and explode in funny game modes. Madness is here!
Destropolis$5.99
Destropolis is a top-down shooter game with a fully destructible environment, hundreds of enemies and nuclear explosions. Fight a countless swarm of enemies. Tear them to pieces with bullets, lasers and explosions. Destroy as many of them as you can before they overwhelm you...
XLR$4.99
XLR is a multiplayer team based arena shooter. Party up into teams (with friends, or just join a random match), select a player class, then deploy to the arena for battle. Or practice your skills against enemies in singleplayer training mode. Choose from different player classes to even the odds.
Serious Sam Classic: The First Encounter$5.99
Serious Sam is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Year 2001!
Fatal TheoryFREE
Fatal Theory is nostalgic beat-em-up action with a fresh twist of ENDLESS AERIAL RAVE COMBOS and a killer illustrated story. Exercise your carnage muscle by smashing through huge hordes of unlovable fiends and take your crummy city back from the forces of hell!
OTTTD$7.99
Take command of HEROCORP™ and launch a Preemptive Defence Campaign™ against parallel dimensions in OTTTD, the most outrageous Tower Defence title around.
Unclaimed World$16.99
Manage interstellar pioneers and their descendants in this detailed sci-fi colony sim. Centuries after planetfall, colonists are still struggling to gain foothold on their lush and alien planet. You settle on the frontier by carefully managing resources, production and different personalities.
Steam Marines 2$24.99
Steam Marines 2 leaves you in charge of the I.S.S. Delhi, ready to take back your space station.
Robots In The Wild$9.99
Robots In The Wild is a challenging puzzle/strategy game about creatively dropping Blocks to build Robot fortresses. Travel to distant planets and construct huge, interconnected Robot strongholds to protect and rescue the HEARTS from the Monsters of the Wild.
Hot Earth: inVasion$34.99
Earth, 11019 year, George and Jack, first encountered the bloodthirsty race "Virus". Which captures and subjugates the other worlds. Led by the emperor Necrofus, their army invaded the land. -You have a unique opportunity to become a hero and save the earth!
Golf PartyFREE
Welcome to Golf Party! Up to 20 Players in all game modes! A true one of a kind Mini golf game that includes various game modes including the new one of a kind racer mode! We are also in development of other game modes that will eventually lead to the release of our Battle Royale!
Mech Engineer$14.99
A dark sci-fi mech assembling manager with semi-auto battles against mutating, alien bio-weapon.
Lazy Galaxy 2$7.99
Lazy Galaxy 2 is an idle/clicker game with base-building and RTS elements. Lead an evil (albeit lazy) alien race to conquer the universe! Expand your base, fight vicious foes, and conquer the galaxies. Acquire combat experience and convert into candy, the most precious alien resource!
Roboplant$11.99
In a future not too far away, humans are finally able to harvest food on alien planets. Embark on a new journey with your team of robots called Beebop 179. Build and manage a hydroponic farm, grow delicious plants and survive the mysterious challenges of outer space.
Maia$24.99
Maia is a colony building game set in the not-so-distant future. Your colonists make planetfall on a hostile world and you must ensure their survival and their safety, constructing their off-world habitat from almost nothing and sheltering them from a dangerous, often deadly environment.
Predestination$29.99
Predestination is a turn-based sci-fi 4X game set in the distant past of our own galaxy. Ships from countless races are flung back in time by a powerful hostile race known as the Revenants, and must now work to rebuild their empires and somehow stop the Revenants in the past.
Vol'Talkes - The AI War$29.99
SciFi RTS Space Combat game with a HUGE focus on the storyline in an open world (galaxy) gameplay mode. 4 different career paths, chosen by your actions during the story, force you to rethink your tactics and develop new strategies.
C O S M$1.99
Explore worlds within worlds as you zoom into fascinating scientific environments built using real data. Discover a jungle of neurons, or watch as molecules read DNA. COSM Worlds brings science to life right before your eyes. COSM Worlds offers both VR and non-VR experiences.
Lazy Galaxy$4.99
Lazy Galaxy is a mix between RTS and idle/clicker game. Lead an evil (albeit lazy) alien race to conquer the universe!
Raid on Area 51$4.99
Over a million people are storming Area 51! Defend the base and shoot'em all before they see them aliens!
The Day They Came$5.99
The game is set in current time, survive, craft, build, 5ppl coop.
Void Marauders$11.99
Lead a band of space pirates and loot and pillage your way across the stars in this turn based tactical game!
Sword of the Stars: The Pit 2$14.99
The Pit2 returns to the turn-based Roguelike roots of the indie classic and takes you to another alien facility filled with broken machines, warped creatures, and new surprises!