Top similar games like Marsmare: Alienation:

Play as a tiny black hole named Blip and adventure out into the cosmos, absorbing your enemies' powers and exploring several space-themed levels in order to save your best friend, a star named Shimmy! All the while proving just how supermassive you can really be!

Welcome to the adrenaline-fueled world of Xero, a high-octane platform game that thrusts you into the cockpit of a futuristic fighting robot! Strap on your jetpack, power up your lasers, and unsheathe your razor-sharp swords as you prepare for the ultimate battle.

The game is a story-driven 2D platformer, with some Metroidvania aspects, where the player determines the outcome of the game based upon their “Morality” score, which itself is based upon the player's decision to kill in the game.

Metroidvania with a mix of melee and ranged combats inspired by classics like Super Metroid, Castlevania: Symphony of the Night or Guacamelee! Help Anna “Thirteen” Charlotte battle her way through the secrets of Mars.

You are the robot with mindset of a kid, but your robotic body allowing you to fight better than most humans. Your goal is to solve the mystery how aliens got into spaceship and, most importantly to discover "who YOU are for real?" A strange scientist will accompany you during the exploration

A 2D side-scrolling action game with an emphasis on pre-rendered graphics. Its atmosphere is similar to that of the Castlevania and Contra of the 90s. It features a multi-plane system that allows players to move in depth. A story of bonding and conflict between AI and humans.

Explore the abandoned CCTA through various simulations of alien environments, and improve your equipments to beat natural and synthetic challenges, looking for the ingredients that can resolve the Earth dispute, in this 2.5D science fiction adventure.

ALIEN XENOCIDE is an action-packed, retro platformer featuring explosive gameplay, arcade callbacks with modern twists, and a sense of humor. Fast paced platforming, aliens, and a babelicious babe — what's not to like?

This is a shooting action game in the style of Metroidvania. It is not a very complex maze, and the emphasis is on shooting combat. There are several types of weapons that can be used, and maintaining firepower is an important key to the strategy.

Press one button to switch between timelines. Use this time-flip device to find and liberate missing people. Lead them out by switching the world state. You carry no weapons, so you must time-flip your way around the enemies and violence.

Run and jump through the land of an ancient civilization in a challenging platformer in which your goal is to reach the end without any saves.

Defend your base on Mars from invaders in Residuum. A thrilling mix of tower defense and shooter gameplay, upgrade weapons and choose your crew for a unique experience each time. Play with a friend for even more excitement!

Enjoy this 2D metroidvania-like bullet hell platformer. Jump, dodge and traverse using your jet pack. Find weapons and abilities. Fight bosses and escape an old space station drifting through the cosmos. You are alone, with nothing but a space suit and a gun. Just keep going! Persevere and triumph!

Play as Captain Grisham, and uncover the secrets of Planet 4-514 in this thrilling prequel to Side Scape!

Trippy Clever Funny Relaxing Adventure For someone looking to kick back and relax and get immersed in a psychedelic world.

Action and stealth game set in a dystopian world. Engage in strategic combat, facing opponents both at a distance and up close. Use stealth and the environment to avoid detection. Levels feature varied activities.

A Sci-fi 2D Action Platformer about a Space Pirate who has crash-landed on an unknown planet. Hack, slash and explore this bizarre and challenging retro-style world. (100% to unlock 'Levels' - Tidal Rave's new single!)

Journey to the center of the planet in Piroot, an open world adventure! Explore and survive as a shipwreck's lonely survivor. What secrets lie at the planet's core, and can you trust the voice leading you there?

In this challenging action platformer. Help the little cow Lola to escape from the Martians who kidnapped her. Explore and avoid obstacles in each level. Her main ability is to float while she falls.

Super Retro Maker lets you design and play stages reminiscent of the greatest games from the 1980's and share them with the world. Or just kick back and play hundreds of handcrafted retro stages all lovingly rendered in lo-def and accompanied by an authentic 8-bit NES soundtrack.

Delve into the world of Super Roboy, a hand-drawn Metroidvania in a post-apocalyptic setting! Learn enemy skills, explore an interconnected world, battle mutants and robots, and uncover the emotional story of a young robot searching for his father.

A love letter to classic NES games! Explore an ever-expanding, challenging maze filled with countless secrets.

Explore the world of the crystal-mining creatures, the Kryh, Meet other alien races, improve your equipments and customize your burrow. Great adventures are waiting in Kryh Explorer!

Anyway is a 2D platformer adventure in which every day is not the same: There are some secret rules to this place which can change from day to day. So be cautious, it may be dangerous out there!

Outpost Delta is a single player, 2-D side-scrolling sci-fi shooter for PC. Take on the role of Delta, the outpost’s emergency defense, who along with her AI companion must defend the space station against alien intruders.

Forge your path through the unknown kingdom. Explore a variety of landscapes and caverns infested with vast monsters and creatures. Battle your way through and explore the kingdom in this 2.5D Style shooter-platform-fighting game.

Clean Energy Creatures is an action packed 2d action-adventure video game about cute, disc-golf loving, alien creatures summoned to earth to install solar panels, battle the Coal Baron and survive the impacts of climate disasters along the way.

Introduced Save is a science game created by a domestic independent producer. On Mars, the game is based on top secret exploration, beautiful Settings and smooth combat. The protagonist is the heroic Cerf and his partner, they were hero, in the frontier battle area of Mars fantasy adventure.

Run and gun through a galaxy of cults and doom! This fast-paced, action platformer puts you in the hooves of a Goatling armed with a Eldritch gun and a fierce attitude towards heretics.

Archdemon Balor has opened the Gate of Hell into the human realm and hordes of demons and monsters have flooded into your world destroying everything in their path. You must protect those who are still alive and ultimately destroy Balor to close the Gate.

Far away, a strange world awaits you. Explore a vast network of rooms and paths, unlock new abilities, solve mysteries, make friends, discover secrets, and more in this retro-inspired 3D Platformer Metroidvania.

Cairo Stark: Crocs Hunter is a game full of incredible adventures with bright three-dimensional characters and a mysterious colorful world.