Top similar games like Cosmic Rays:

This 360-degree shooter/platformer hybrid lets you choreograph a ‘dance of destruction’ in insanely spectacular battles and set-pieces. RIVE feels like the explosive games of yore, pumping megapixels in true 21st century style.

Defend Terra against the onslaught of hostile invaders in this 2D top-down space shooter. Upgrade and empower your ship's different systems to stand a chance against the growing threat. If you fall, Terra falls, and the rest of the galaxy will soon follow.

A flying saucer chases you all over the galaxy. Run away, defeat enemies, and evolve to avoid getting abducted

A 2D side-scroller about killing robots with janky guns as a morally questionable main character.

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

Thirsty for a good old Side Scrolling shoot 'em up? Well i got ya covered, fight your way through levels, covered with countless unique enemies, grab your guns and mix them togheter with sick upgrades, to create even sicker guns!

Equipped with the Fusion × Transformation “PELL” System! Free Map Side-Scrolling Shooter

Take on a howling challenge in Full Moon Rush! This classic shoot 'em up is a bullet hell masterpiece with a boss rush twist. With 15 epic battles and old-school graphics, you'll need expert shooting skills to survive. Customizable health and Assist Mode make it accessible to all.

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!

Area 37 is an intense revival of classic 16-bit arcade action, featuring fast-paced combat, challenging stages, and decisions that can change everything. Take control of Pink and fight your way through a machine-dominated world where nothing is as it seems.

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.

Capsized is a fast paced 2D platformer focused on intense action and exploration. As a intrepid space traveler, your ship has crash landed on a mysterious alien planet. You must navigate through the perilous environment and fight off blood-thirsty creatures to save your crewmates and escape with your lives!

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.

Last Soul is a 2d pixel art action platformer with a compelling story about a future where mankind has lost its will. Explore and fight your way through a variety of levels, and take on awesome boss enemies.

Probo Rush is a classic shoot 'em up bullet hell game with a boss rush twist. Fight against machines, aliens, and nature as you take on 15 challenging boss battles. With adjustable health and an Assist Mode, Probo Rush offers a challenging but accessible gaming experience.

In this side-scrolling insect shoot-em-up, originally released in 1990 for the Amiga, take on the role of a robotic fly, tasked with saving the world from hordes of mutant cybernetic killer insects. 50 platforming levels await, across 10 diverse worlds, plus bonus levels and more!

The 7th Sign Project is a classic 2D-platformer action game inspired by Doom, Quake, Abuse, and Painkiller games. Our goal is to entertain the player with massive enemy fights, boss fights, and stirring music.

Weapon of Choice is a high-energy, side-scroller in which each playable character is unique with their own special weapon and abilities! Blast insane aliens, find new player characters, and choose between branching paths!

Code Arcturus is a retro inspired arcade-style action platformer, with aliens, robots, spikes, explosions, and lots of coins. Blast your way through levels, compete for the fastest times on the leaderboards in Speedrun mode, or put your skills to the ultimate test in Nerfed mode

No talk, compadre. It's Animal Kostume time! Follow kroc-boy in his path to overcome a series of difficult levels in this hardcore 2D platformer with a lot of enemies, bullets and surprises.

A twitchy shoot 'em up boss rush game inspired by run 'n gun classics. Fight your way through seven challenging bosses and hitch a ride off this awful planet.

Clear hordes of cosmic critters in this simple 2D shooter but be carefully, bullets that exit the arena will warp behind you and become dangerous to you ship. Whatever goes around comes around.

Repel extraterrestrial entities!

Our protagonist wakes up without remembering anything about her life. Your objective in the adventure will be to remember what you did to lose it, and who knows... Maybe you will discover the dark secrets of humanity that SHE don't want you to know.

OUTGUNNED! is a fast-pased roguelike action-platformer set in a cyberpunk dystopia where cats are the dominant species. Build your own character with active and passive implants, perks, gear and unique playstyle each run!

Hop into your alien ship for a goofy, fast-paced bullet hell challenge! Steer your UFO, dodge incoming fire, and master time-bending and cloacking abilities to abduct bouncing cows from beef-hungry butchers before your energy runs out. Can you rescue the herd and escape the farm alive?

The peaceful island of Yukrea has been invaded by the evil Dread Corps! It's time to blast your way through over 6 stages of mayhem to rescue civilians and push those robots out. Use their own powers against them and help reclaim peace to the island.

Space Mash is a bullet-hell shooter in the retro style of the earliest arcade games. To help beginners, older players and those with a motor impairment, there are five levels of slow-down that can be activated at any time during game play.

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!

"Mikaira (Archived)" is a 2D, shoot 'em up, side scroller. You can shoot through enemies with guns, bust through them with superpowers, or dodge your way through their attacks.

Curious why gamers in the 80s were so addicted to NES games? Star Keeper will take you on a journey to experience the joy of staying up all night to beat this NES game!

Challenging retro-styled 2D platformer! Fight against Cyber Space Pirates and save the Planet!

A fast-paced platform shooter inspired by 90s classics. Follow Robot-X on a journey to protect the city from a new danger, fight bosses and jump over pits in this retro experience.

A fast-paced, side-scrolling, bullet hell with an inventory system where a player can upgrade their weapons and player stats to survive as long as possible.