Top similar games like Collapsion:

The Japanese just love their famous German-inspired Baumkuchen cakes, and hungry invaders from across the universe have discovered these delicious treats too! Are you up to the challenge of protecting the precious desserts from waves of alien attacks? Save the cakes!!

Blast off through space, dodge asteroids, and beat bosses!

To Your Stations! is a couch co-op spaceship management game where up to four players work together to crew a spaceship. Coordinate the torpedoes, lasers, and shields of your ship to fight off asteroids, aliens, and other deep space entities.

Jetboy is a retro supercharged jetpacking pixel shooter with a pumping metal soundtrack.

Xentron Attack is a multi-directional shooter. The evil alien forces called Xentron have invaded your galaxy and spreading dangerous meteors and missiles in the space. Fight with smart enemies who calculates your movements. Turn your ship precisely and use the borderless space wisely.

Defend Spacebase 19 from the asteroids swarming down on the station! Shoot down waves of stones and equip different powerful weapons. How many waves can you last? A simple nostalgic retro arcade turret defense shooter.

Escape from a tyrant government and save the planet Shambala. Be the resistance! Starexcess is a retro-looking vertical shoot 'em up inspired by the 16-bit era. Take on enemy armies and dodge frenetic shots in this shoot 'em up for one or two players in a local ofline co-op.

Shoot your way through a thrilling action adventure of 120 waves in 4 different game modes while fighting against waves of enemies and 12 extreme bosses. Save the world from a new mystery threat by yourself or with a friend locally and play 10 different Challenges.

Chaos Brigade is a 2D arcade shooter where you control a team of six space exterminators and lead them in the ultimate space cleanse. Wipe out the enemies with your arsenal, but don't overdo or you'll risk destroying the spaceships you are meant to save!

A space game about swinging trash into things and dying.

A topdown bullet hell game where you control a spaceship and fight waves of asteroids and enemy spaceships.

Do you miss the times when games were not holding your hand? When they did not forgive mistakes and controls and rules were clear and simple to learn? YES? So you miss the 90s!

Impact Trial: First Encounter is a exciting mix of bullet hell and narrative adventure in a retro sci-fi world. Face waves of enemies, make story-affecting decisions, challenge yourself with various difficulty levels... and more secrets. ¡Your story, Your choices!

Consume the civilization of the fools who unleashed you upon the universe. Become the Empire Ender.

This action packed sci-fi match three shooter is an homage to the classic arcade games we grew up with.

AstroBrawl is a fast-paced interplanetary shooter in which gravity is your best ally and your worst enemy. Be an alien warrior through couch/online deathmatch and survival modes.

Terra Flame is a horizontal shmup inspired by the 90's. The feature is that you can switch between three types of weapons in real time.

Raging Blasters is a vertical scroll shmup featuring high speed scrolling and the exhilaration of destruction.

Defender's Squad is a sci-fi vertical scrolling shooter 2D that combines 7 different levels. Play Solo and pick one of the 3 ships to kill enemies and save the earth from aliens.

This is a retro space shooting game, where you only fight against the strongest enemy. There are 15 unique bosses in the game, and players need to use different weapons and strategies to defeat them. Dedicated to you who are both challengers and retro game lovers.

A side-scrolling shooter with RPG elements that puts you in control of a prototype tank -- defending humanity from the alien scourge known as The Cuur!

Invaders from the Lost Sectors is classic arcade action. Aliens descend with increasing speed towards your base. Shoot them all before they land. Player controlled settings like guided missiles, rate of fire, enemy speed and more help you customize exactly the game experience that you want.

A top down, twin stick shooter inspired by classic retro arcade games with loads of enemies, fast paced bullet hell combat, big boss battles and tons of bullets.

A throwback to the classic quarter eating arcade games of the 80's. Bit Blaster XL is a retro styled, addictive, and fast paced arcade shoot 'em up! (shmup).

Grav Blazer is an arcade space shooter with a focus on fast paced action. Skill based firing mechanics, rotational controlled power attacks, increasing level difficulty, and endless procedurally generated levels are some of the features players will experience.

Help Haru defeat the armada of the astral void in a fast-paced roguelite retro space shooter.

Shoot your way through a thrilling action adventure of 120 waves in 4 different game modes while fighting against waves of enemies and 12 extreme bosses. Save the world from The General by yourself or with a friend locally and play 10 different Challenges.

You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.

Destroy waves of UFOs in a arcade style space shooter with an array of powerful weaponry.

Shoot, smash and explode your enemies in this space shooter inspired by the golden age of arcade games.

Lead the vegetable revolution alone or with a friend in the side-scrolling shoot ‘em up Rutabaga Desert Storm! Take down wave after wave of enemies, dodge their projectiles, and grab power-ups to boost your destruction! Can you defeat the oppressive humans and free the proletariat vegetable masses?

TRAXION is a space-themed cave flyer featuring beautiful pixel art, great music, and tons of meticulously crafted physics puzzles.

Image Striker is a 2D vertical scroll shooting game.

"Astro Wings: Space War" is a retro style, exciting and authentic bullet hell, space shooting game.This game brings you the thrill, urgency and fantastic experience of an authentic arcade shooting game.

Disaster Blaster is a roguelite bullet heaven card game where you play a questionably sane scientist building the most over-the-top weapon in the universe. Evolve your blaster’s card sequence and let it rip against hordes of alien enemies across a galaxy of unfortunate planets.

Frantic 4-player laser ricocheting top-down shooter. Keep it casual and enjoy the chaos, or master the surprisingly deep mechanics to obliterate your enemies. Duke it out locally in free-for-all or 2v2.