Top similar games like Cosmos: Stella Returns:

Gemaboy Zero X is an action, exploration, and platform Cyberpunk Ploidmania videogame. It is the latest installment in the PLOIDS saga in which Omega will have to travel through time to preserve it and rescue his beloved Alpha!

Sci-fi 2D shooter platformer combining the control of a human character and an armored vehicle on the surface of a planet filled with robots and immortal local inhabitants

A Game Boy style 8-bit platformer, giving you an old-school experience in which you can switch characters at any time and use your digging skills to make your way through the terrain!

Unravel the secrets of the past to save the future! Battle corrupt gods, hunt dangerous beasts, and explore a vast, varied open-world teeming with new friends and new threats. In this epic fantasy, bring balance to a crumbling world, all in classic, hand-drawn 2D animation.

In this 2D sci-fi pixel art adventure, you can mine, craft and fight your way through an almost endless universe full of procedurally generated planets.

Explore and Fight in SPACE and on PLANETS! Action and adventure await you in this strange and exciting galaxy. Battle villainous Space Pirates. Take on missions, discover new abilities and upgrade your ship. Become the greatest bounty hunter the galaxy has ever known.

Play as Turdy the Turtle, (what kind of name is that...) as he traverses the vast open world. Collect coins and discover secret items, pets, passages, levels, costumes, and more while meeting some interesting characters along the way.

Become an unlikely hero by exploring, building new gadgets, jumping, and shooting to find the elusive keys to a mysterious tower that has emerged from the ground without warning and awakened a terrible power.

A top-down 2D science fiction RPG battler with crafting and resource gathering. Help Kali, Heather, and Jenna explore nearby planets and find the resources to repair their damaged ship so they can return home.

A fleet combat and space exploration game. Pilot ships, control a fleet, build and upgrade colonies, mine resources, craft items, trade, upgrade your ships and fleet, carry out missions, board ships, destroy ships and get revenge on the empire that conquered your home planet.

Carve your way with fire and steel to find out what secrets lie beyond the Mist in this intense 3-hour-long action-platformer game. Get ready to wield the flames and burn everything!

Travel to the Tower in the Sea to avert the apocalypse, in this exploration action-platformer. Join Auria, a retired war hero, as she adventures through a beautiful and dangerous world to save her family and the fabric of reality itself!

Unleash your magical spear! Explore a vast ancient land, battling toward the source of evil: Culex, the dark mosquito deity. Throw, recall, and use your spear as a platform through this mystical metroidvania made by one developer!

Set your course and explore a variety of environments on the seas in Phantom Tides. Battle various enemies and bosses as you collect items to help you on your journey. This 2D style platformer will challenge your skills and wit.

A sci-fi head-throwing action platformer with bosses and platforming puzzles inspired by math concepts.

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.

Death Leak is a 2d twin-stick shooter/platformer with an emphasis on exploration. Use the gamepad to fire throwing knives while avoiding enemy projectiles. Explore the world and figure out what caused the massacre of your village.

Apogee's bash'em and smash'em adventure plunges Johnny Dash into the evil Underworld of Count Chuck, when his dog Tex is kidnapped by Count Chuck along with hundreds of other dogs & cats! Guide Johnny through the Count's gruesome schemes, rescue all the pets, and end this nightmare once and for all!

The Monk is an epic adventure in the cyberpunk world. Blood, implants, brutality and fights. That all you can try by yourself

A single screen retro platformer with a ticking clock, large maps to explore, upgrades to find and lots of secrets.

Aeterna Lucis is the highly anticipated sequel to Aeterna Noctis. Following the gameplay steps of the first entry in the series, Aeterna Lucis is a Metroidvania that combines fast-paced combat, a large interconnected map, secret hunting, optional challenges, and a rich and deep story.

Cross the universe, shoot aliens, upgrade your weapons and face powerful bosses with AB in this retro inspired lateral shoot 'em up to save the world. Adventure into Campaign Mode or face the never-ending waves of Endless Mode with suitable challenges for all skill levels.

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!)

Save your school in the thrilling maze chase game, "School Hero." Eat bots, deploy special weapons, and challenge friends in multiplayer mode. Available on Steam Deck for gaming on the go!

Metroidvania style action/platformer with tons of abilities, enemies and exploration.

Glimmer in Mirror is a 2D story-rich action shooting game. Play as Shiro in a collapsed world, to meet various unique NPCs and monsters, and gradually uncover the truth of the world through a gripping story.

POWERNAUT 2 - A tough retro style platformer! Using a variety of weapons and special powers, you must fight through an unending series of levels! Each one is randomly generated so you'll never have the same experience twice!

Escape from a wide laboratory dominated by battles between rebelling test subjects and armed scientists. Solve puzzles, get into battles, and discover secrets as you progress through this action-packed 2D-Sidescroll-Adventure.

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.

Who will you be when they arrive? Forgather is a 2D Pixel Art Action/Adventure episodic tale that takes place in the capital, Onstaan. Traverse this Lucin plagued city as you battle your way through the STAR's forces until you find out what it means to be Worthy.

Citron World is an action RPG in which players explore a 2D map, switching between characters with transformable weapons in a world bizarrely developed by a substance called "Citron". Become the "Seeker" and manipulate the search weapon "ArmoND" to find out the truth about the world.

The Pinnacle of Mutant Blasting Action Is Here! — Blaster Master Zero 3's hybrid of sidescrolling and top-down action is back for its 3rd chapter, and more intense than ever before!

Drill, smash, leap and slide through this 2d puzzle platformer mashing retro graphics & icepunk aesthetics. Explore dozens of hand crafted worlds in well over 100 different levels.

A highschool gang leader Ringo Ishikawa trying to live through his last autumn before graduation. With his best friends.