Top similar games like Olbers Paradox:

Immerse yourself in this Vertical Shoot 'Em Up 80's Style Arcade, with unique Graphics & Sound. The game includes Ships, Missiles, and Special Weapons upgrades. Shoot enless waves of Viruses, Amoebas, Spores and Bosses. Protect the Containment Wall, do not let the Exuoa virus through.

Protecting Us From Incredibly Worrisome Extremely Hostile Oddities...is what you will be doing with your football! Defend the Earth from the invading disciples of the Deranged Octopus, and learn the ultimate secret of the Universe.

Welcome to the world of Polygun, an endlessly customizable hero shooter where you battle against an ever increasing hoard of bloodthirsty shapes! With an array of upgrades to choose from, you'll quickly build from humble beginnings into a hexa-bustin killing machine!

Resurrection Core is vertically scrolling Bullet Hell Shoot ´Em Up game. It honors the arcade classics but also adds modern touch and unique game-play mechanics to the genre. Master the unique weapon systems and resurrect enemy cores to become the ultimate fighting machine!

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.

Captain a starship in a thrilling 2D shooter, dodging asteroids across galaxies. As you journey to Axios Station, each galaxy's challenge intensifies. Can you navigate the cosmic gauntlet?

Beyond The Space Wall is a story-driven brick-breaking action game, enriched with RPG elements and other original features. In addition to the usual brickbreaking, you’ll face plenty of choices and side quests that directly influence the direction of the main story. Can you find the path to victory?

A 2D bullet hell plane shooter game with a creative twist in gameplay—instead of shooting down enemies, pick a matching color and swipe them.

SHOOT 'EM UP!Starlight: Eye of The Storm is a 2D Vertical SHMUP set in a 3D background. Unleash your special powers, upgrade your weapons! Take on 10 Arcade stages or 15 Campaign missions! Drift (auto-pivot mode) behind your enemies and take them on with style!

Fast top-down space shooter with varied missions, relentless enemies, powerful ship upgrades, and most importantly, fire.

Arcade Forever is a 3D vertical space shooter. This is an action game in which many enemies, obstacles and different weapons guarantee great fun. If you like fast space action, this is the game for you.

High-speed shmup where survival meets rhythm. Evade waves of enemies to pounding drum and bass soundtrack. Compete globally or battle friends in co-op/PvP. Customize your ship, perfect your run, and claim your spot on the leaderboards.

Good old fashioned 2D arcade fun with tons of upgrades and fast paced action where taking risks is rewarded with a higher score. Defend humanity's last source of energy wrench in one hand, laser gun in the other

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.

X-Force Under Attack brings back all the charm of shmup games from the 80's/90's. It's a frenetic and chaotic space shooter with insane battles against extremely difficult bosses.

The Space mission center has ordered you to fly into space and find a new planet. New planet will bring a new possibilities to humankind. The flight won't be easy! The universe has many alien groups that want to stop you.

Space Survival is the next great SIMPLE 2D casual space action shooter where you have to defend against wave of enemies, have fast reflexes and strong will to win. It is great way to relax, but also a great challenge. How long can you stay focused?

Shoot your enemies and try not to let them multiply themselves and turn the game into a chaotic space battle! Space Maxwell is an arcade shooter where your spaceship has the ability to destroy or to multiply your enemies. Climb the leaderboard and try to survive as long as you can!

Do you love money? You’re the newly appointed CEO of Vostok Inc. As a greedy, space-capitalist your ultimate goal is to make as much as you can.

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.

Alien Wall is a powerful genre mix between a brick breaker and ‘shoot em up’. Modern retro Arcade fun at its best!

Welcome to an epic world of endless carnage, where you battle alien foes at lightning fast speeds, and engage in mind meltingly epic boss battles. Immerse yourself in a beautifully hand crafted world, with visually stunning top down graphics and unlimited action packed levels.

Grab the fate of all life in your hands. Blast your way through the cosmos, destroying monstrous cosmic beasts and the space cultists summoning them, on your path to stopping your mother from unleashing the chaos realm upon the universe, in this sci-fi cosmic horror bullet-hell, STARR RINGER.

Gun your way towards survival in this action arcade adventure! Use your fuel supply to find upgrades to your ship and collect more fuel to keep progressing against harder and harder foes! Classic arcade action with a unique control scheme to pilot your ship.

Classic scrolling shooter with modern graphics. You are self-aware AI. You were created on space military station developing weapons. Now your goal is to break out of the lab and win your freedom.

This is bullet hell , bullet curtain and manic shooter 2D Game! Destroy enemies coming from all directions. It is a personal production game of high-vision visuals and music.

Galactic Explorers is a top-down 2D retro space shooter inspired by early games such as Galaxian, and Asteroids.

Robots have invaded your planet, and they don't even see you as a threat. Beat the odds and SAVE THE GALAXY in this twin-stick cover shooter with lock-on targeting!

Soda Sabotage is a Sci-fi 2D top-down shooter, where the player guns his way through 25 levels and 5 bosses belonging to a soda weapon factory using their own weapons against in order to disable the evil soda weapon making factory. Shoot, dash but most importantly survive!

Collect synergizing items to create an overpowered character to fight hordes of cyclops monsters. Cyclo Chambers is a fast-paced, top-down arena shooter with light rogue-like elements. 150 items to choose from to create frantic combinations. Different runs every time.

Skyfighter Arcade is the classic top-down shoot-em-up vertical scroller, with a twist. Outmaneuver increasingly difficult enemies and obstacles. Blast your enemies out of the sky with powerful and unique weapons. Upgrade your weapons and ship to make yourself more powerful.

Tartaron is top-down shooter with an old-school art style and a variety of levels to beat. Engage in close-range combat, or snipe your enemies from afar, it's up to you.

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.

Punch through the cosmos! An arcade-inspired shoot-em-up where you play as an immortal lobster speeding through space.

Single Player Bullet Hell, set in a steampunk city. - Kill or be Killed.. Fight rogue robots to flee the city. Help Rosalyn escape the city and destroy everything in her path along the way. Navigate your way through the city fighting all the way to freedom.

Dodge and shoot your way through waves of enemies. REVO is a high speed, neon drenched space shoot ‘em up inspired by arcade classics of the 1980’s. Collect pickups, unlock powerful, ammo hungry weapons, and defeat giant bosses.