Top similar games like Earthion:

The Rush is a horizontally scrolling shoot 'em up with graphics inspired by classic space shooters of the MSX. Buckle up and see if you have what it takes to master the highly adaptive Chameleon Quartz space fighter and single-handedly obliterate the alien invaders!

High speed arcade shooter built in the style of a lost 1980s vector game. Fight across looping battlefields, defend ground installations and survive relentless waves of enemy attacks!

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.

Betrayed by her cut-throat crew, Luna Starr - former Space Pirate Captain turned bounty hunter - has a score to settle. As Luna, travel to 5 exotic planets to track down your mutinous mates, and face them in Bullet Hell dogfights to the death!

Embark on a thrilling journey as a space mercenary! Customize your ships with powerful weapons and modules, choose contracts and destinations, and battle enemy fleets and epic bosses. Your decisions shape the universe around you, so forge your path in this action-packed space shooter!

A shmup without shooting. Reflect the bullets with one of your two shields. Bite-sized arcade action. Cover humankind's retreat and make it count.

Choose your spaceship and defeat the alien threat that comes from the Moon. Blast your way crushing, ripping apart and exploding hostile aliens that are taking control of powerful weapons and military technology from Earth. Find the entity that controls the threat and make it explode into blood.

Dodge, dash, and blast through five handcrafted worlds in a fast pixel-art arcade shooter built for score chasing, boss fights, and perfect runs. Free demo available.

CORA (Counter Offensive Rapidfire Automata) is a singleplayer/multiplayer top-down shooter created by Empty House Games borrowing inspiration from other arcade top-down shooters.

Pewt 'em Up! is a retro inspired arcade space shoot 'em up with lots of upgrades, achievements, extras and more.

Sidescrolling Shoot’em’up that will transport you back into the 90s (and space).

ATOMIC GUARDIANS is a fully CO-OP arcade retro shoot 'em up, where one player flies the ship, and the other player mans the shields. Fight your way through a never ending horde of Brutal Bosses, Alien Monsters and Gigantic Asteroids as you rack up a new world-wide high score. Play with up to three friends, and see how long you can last!

Pilot a miniaturized ship and save humanity from the inside out! Herodes is a fast-paced action SHMUP where you enter the human body to hunt a deadly virus. Destroy organic defenses and survive visceral bosses in this tribute to genre classics.

Armed to the teeth, players begin as Neptune in an unworldly 8-bit space dimension ravaged by creatures who burst endless waves of bullets. Shoot, dodge, and defeat the boss in six unique bullet-hell worlds.

Master a modular arsenal and survive a biomechanical nightmare in this intense cinematic shmup. Face grotesque aberrations, unlock achievements, and conquer the hardcore mode. The first level of an expanding saga!

Fifteen stages of side-scrolling arcade shooting, wrapped around the worst pizza delivery route in the galaxy. Bullet patterns, boss tiers, CRT scanlines, and a rank ladder Ace never asked for. One-time purchase. No ads. No IAP. No data collection.

A spectacular, satisfying, and super-watchable defense battle! The ultimate 8-bit shoot 'em ups born in the 21st century, ""Changeable Guardian ESTIQUE"", is now on Steam!

AREA WARS™ is a fast-paced 2D omnidirectional shooter where you battle enemies from every direction in a constantly changing enclosed area. Defeated enemies trigger chain explosions that engulf nearby foes and boost your score multiplier. Built for short, repeatable runs with score-focused gameplay.

Escape Space is a classic arcade space shooter with RPG mechanics. Fight for various factions against swarms of enemies or bosses and improve your standings, level up your rank, unlock new gear and weapons, and upgrade your spaceship.

Cotton Reboot! is a completely remastered version of Cotton.Fantastic Night Dreams, the originator of the witchy shooting game released 30 years ago, with new features and the latest visual design.

In this sideways scrolling shmup, take control of your spaceship and navigate through vibrant pixelated environments filled with hordes of enemy spacecraft. Upgrade your ship and weapons, dodge enemy fire while blasting through each stage. Emerge victorious as the ultimate space pilot!

Outnumbered and outgunned in deep space? No problem! Turn your enemies' attacks into pure bullet heaven with your shield tech and absorb projectiles to power up your ship and score big! But when your shield expires and it's danger time, you better switch up your strategy fast...

A fast-paced retro arcade shooter inspired by classic 1980s side-scrolling space combat. Weave through organic obstacles, survive relentless enemy waves, and defeat powerful end-level bosses in a pure, skill-driven singleplayer experience.

Shoot, slash and weave through bullets and enemies in this story-driven arcade shooter. The RADON Daughters have launched their ultimate weapon. Take control of the experimental gunship HALCYON and break out of the CAGE.

Gana Force is a Horizontal shooter where you'll unleash powerful firepower, skillfully dodge bullets, and utilize the terrain to maneuver and defeat enemies. Game environments include alien cell levels, scorching sun, space battleships, and more. Powerful bosses and bullet hell challenges await you!

Repel extraterrestrial entities!

Thunder Tiger is a fast-paced side-scrolling shoot ’em up, blending 1980s arcade style with futuristic flair. Blast enemies, grab power-ups, and chase high scores in intense 2D stages. Classic retro vibe meets modern gameplay!

A top down shooter where you heal by getting near bullets, Little Blue allows you and 3 friends to bring Technitia down using nothing but their own technology and hubris.

A retro space shoot 'em up with pixel art graphics, unique enemies, tough angry bosses, and a killer soundtrack. You are among the first pilots to arrive in the system to mount the counteroffensive against the aggressors. Get out there and show these aliens the price for messing with The Alliance!

Break the laws of physics, dash and shoot your way through levels full of hazards and machines gone rogue. In this retro game, you control Project Gravity Storm, an advanced machine able to control gravity itself; however, the mother computer will not make things easy for you.

"Don't go to GALXAGAR"; a phrase uttered by many who have traversed its rim. Untold treasures, and terrors, await within its blackened depths. Ready your craft, spacefarer, because you're about to enter the most dangerous sector in all the stars. Get ready.. for GALXAGAR!

A fast-paced, side-scrolling retro shooter where you play as “Blit" on a mission to rescue orb pods. Blast enemy swarms and face off against bosses in this bullet-hell shoot 'em up. Earn power-ups and get ready for fluid arcade action in a stylish world with an 80s synthwave soundtrack.

A retro shooter with a new power: the power to become any ship.Lost in the depths of space, you are a being of pure psychic energy with the uncanny power to take over and control anything you see in order to survive.Built for PC, Enemy Mind lets you battle your way through 70+ waves of challenging enemies.

Void Operators is a shooter and arcade game combining run-and-gun and beat-'em-up gameplay in a dark and brutal sci-fi universe. Blast the Voidemons, seal the rifts from which they emerge, and prove that you deserve your place among the elite protectors of humanity.

Experience the thrill of Terminator 2: Judgment Day with arcade action & pixel-perfect graphics! In this unique story blending iconic scenes from the movie with original scenarios and multiple endings, humanity’s fate is yours to decide.

Dodge the assault of spheres in circular moves, while destroying celestial bodies and fighting only one boss that will push your abilities and focus to the limit.