Top similar games like Interstellar Sentinel 2:

Space Savior Special. Shmup genre game. Help Earth in her last awakened attempt to save humanity from the Naggal Biomechanical Virus. Use everything you have to get through enemy forces! Your ship, your pods, your bombs, your faith and your reflexes to destroy your terrible enemy!

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!

"Remote Life 2" is a sci-fi an action packed platformer. Combat against scary aliens and escape from the monster Hive. After the success of the first "Remote Life", now you can enjoy even more of the crazy weapons, cool vehicles and outstanding and unique art.

A side-scrolling shoot 'em up inspired by 8-bit games and 80s Sci-Fi movies. Play as Automatic Eltron, a cybernetic law enforcer, and save the city from the machine domination.

Cyberplug is a 2D platformer, where you control an electric being capable of moving at high speed and use electricity to advance through enemies and destroy a corporation that rules the cyberpunk themed city.

Dodge bullets or plow right through with the RAMMBOCK. Utilize the hybrid technology of the twin moons! Ramm enemies into one another for chain bonuses. Tackle missions and increase your score to uncover the truth about your past.

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

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.

Run, shoot, power-up, and kill ’em all. Take down ruthless bosses and carve your way through the underworld.

Hotwing Hellions is a high-octane, 2 player couch competitive arcade shooter set in a lawless space-western universe. You and a rival bounty hunter race through hostile fleets, dodge swarms of bullets, and take down massive bosses as you blast through stages in split-screen chaos.

An indie action-RPG where you pilot customizable ships through side-scrolling combat, level up unique characters, and dismantle a corrupt galactic regime one mission at a time.

Carve the path to victory with kamikaze attacks! Blow away enemies with outlandish weapons, then become your own projectile and take the rest out in a blaze of explosive glory! A self destructive shmup where you devastate everything in your wake. "Squadron, charge~!"

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!

Fiery action platformer heavily inspired by the Mega Man X series, focused on fast and fluid movement and combat. Jump, dash, shoot and swing to stop mergers with the GEC, a monopoly funding the mysterious "Happiness Project."

In 1985 N.O.M.A.D. pushed the boundaries of what the 8-bit computers of the day could achieve with both their graphics and their gameplay. A fast-paced, all-out action shoot ’em up, this retro classic still retains a fan base to this day.

In the year 2999, art is on the brink of extinction by AI. Within 3 Days, unite the few remaining artists together to end AI's monopoly on society once and for all. Trillenium is a bite-sized 2D RPG created by artists, for artists, and reminds us that to lose art is to lose humanity itself.

IKARUS blends the bullet-hell chaos of arcade shmups with the strategic edge of a roguelike deck-builder. Dodge, parry, and shoot through waves of hostile machines while crafting game-breaking card synergies. How close to the sun will you fly?

A Synthwave-themed shoot 'em up (heavy on the vibes) where grazing enemy fire charges your bullet-slowing field and builds your score. Play through 5 levels in solo or co-op with leaderboard support. '80s vibes meet precision shmup gameplay. Graze Bullets. Bend Time. Break the Future.

Facing annihilation, a plucky crew of space salvagers fight dirty using the best tool in their belt - the salvage claw. Grab and toss enemies, deflect attacks, and reshape the battlefield with explosive chain reactions.

A 2D Shoot-Em-Up with a focus on crew management, exploration, procedural generation, and corporate espionage.

City of Rampage is an intense 2D action-brawler inspired by "Comix Zone" and "Streets of Rage", featuring advanced fighting mechanics, with tough enemies and even tougher bosses. With hand-drawn graphics and dope soundtracks you will enjoy every moment of your struggle through City of Rampage!

CometStriker DX is a fast-paced arcade-style shooter where you boost through danger and blast everything in your way!

Thunder Infinity takes classic shoot 'em up gameplay to the next level by adding survival, roguelite, and bullet hell elements. Choose your pilot, ship, and weapons, and destroy the Varkon Star Empire in the final offensive of the Aegis Star Bastion.

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!

Choom is a brutal cyberpunk side-scrolling roguelike shooter where you fight through deadly shifting levels, build game-breaking synergies, and push deeper into neon-soaked chaos with every run.

Project Sentinel is a 16-bit inspired run and gun platformer that blends arcade action with dystopian law enforcement. Intimidate suspects into compliance with a cybernetic roar, make arrests, rescue civilians, or enforce order through overwhelming firepower.

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!

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!

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.

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.

Retro arcade shooter inspired by classic 80's games Fast-paced side-scrolling shoot ’em up with looping battlefields, relentless enemy waves, tactical shields, power-ups and hyperspace jumps

This is the story of Junichi Kato after he reached the top of the world. On December 31st, New Year's Eve, Junichi is suddenly captured, and when he wakes up, he finds himself there... The world of 200 years later and the true identity of the Katroid are revealed. Save the world with your friends!