Top similar games like Umbra galaxy:

Cosmic Paradox: Noire is a 2D top-down shoot ‘em up adventure set in a world of two overlapping dimensions. Witness the battle between the Vex Accord and the Oronix Empire, increase your odds of survival with the right upgrades and choose a ship that is best suited to your playstyle.

Frantic vertically scrolling arcade shoot'em up (shmup).

Neon Fighter is a tiny arcade game packed with lasers and explosions, in which every few seconds you are forced to switch weapons automatically, making you have to adapt quickly to the new situation and re-evaluate your perspective.

Wield a powerful shield in this neon-lit 2D bullet hell where timing is everything. Destroy enemies with strategic shield activations and harvest their sparks as allies. Master the balance between offense and defense in vibrant arenas, then challenge yourself in Hard Mode for the ultimate test.

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.

A fast-paced addicting space shooter with an inspiration taken from many modern games. A project I have been passionately working solo for 2 years+!

4D:XD is a top-down 2D bullet hell space shooter. Conquer the game with as few deaths as possible!

Defeat the Gimel invasion on this side shooter that explores the contrast lack between the projectiles and the background to create an unusual challenge that will confuse your head

Your work van has been stolen! Use your armed & modified Cleaning Unit to fight your way through a fractured and corrupt floating city that hovers over a war zone. Find and recover your van before your business goes under! Armed Decobot is unique mixture of Arcade Beat 'Em Up and Bullet Hell design.

A top-down action game like no other. Use asteroids to block enemy bullets and smash enemy ships in this physics-based test of skill. Conquer 25 levels, vanquish 5 bosses, and maneuver through 5 tricky bonus waves.

You thought geometry was difficult? Now it's got a gun! Face the fury of the Seven Deadly Shapes and blast your way through a barrage of bullets and lasers in this highly accessible bullet hell.

Stellar Space is a new take on a classic arcade game with a modern, rogue-like, form for new players to enjoy!

"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!

slither and shoot, but don't run out of space! cyber_serpent is an arcade twin-stick shooter combined with snake. compete for a global high score in this modern take on retro classics as you face infinite waves of polygonal enemies.

The Cyan Galaxy is in peril! Your trusty little star fighter and rag tag squad of wingmen are the only hope against the evil EXODON! Level up from a pea shooter to an offensive powerhouse as you engage in frantic combat across many wondrous locales.

Back with new weapons, new enemies, and with more circuits to break than ever! Destroy millions of robots in this free-to-play shooter with up to 6 players.

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!

Hexagonal Explods is a vertical shoot 'em up game where you need to defend the earth from aliens. Collect power ups, fight funny bosses and... well... SHOOT THEM UP!

A retro twin-stick bullet-hell where you fight hordes of enemies, collect powerful weapons and upgrades, and go head to head with menacing mechanical bosses. Take on the hordes solo or with a friend in local co-op!

The Nullblade Collection is a group of all the small, polished games made by Nullblade that were too small to be published by themselves.

This lightning fast arena shooter brings you right back to the highscore hunts of the arcade era. Use your arsenal of deadly weapons wisely against the increasingly ferocious monster hordes to survive as long as you can.

Chaotic boss-rush, bullet-hell-y, twin-stick arena shooter mayhem! Dynamically changing arena forces you to be vigilant: Watch the bullets, watch the walls!

Wellenfjord Danmaku Adventure is a 2D danmaku shooter bullet hell game, featuring minimalist arts and fast-pacing combat. Includes Campaign and Arcade.

Destroy thousands of unearthly creatures and machines, and progress through the strange world you find yourself in. Chromatic Shift is a small rogue-lite game where you mix and match powerful colors to create your perfect build of abilities. Find your favorite combinations and become powerful!

Star Jet Alpha is a top-down space shooter inspired by classic arcade games. Progress through each stage by blowing up enemy space stations while avoiding or destroying enemy missiles, space mines and asteroids. Unlock Star Jet capabilities by completing stages.

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!

Top-down 3D action shooter. Fight against swarms of rogue AI machines and survive as long as you can!

A top-down, 2d space-shooter that pits the user against swarms of alien ships from other dimensions. Destroy all enemies and portals as fast as possible. Battle increasingly tougher enemies through 40 Campaign levels and Endless Mode!

Classic color match puzzle meets space shoot'em up action! Hop into your spaceship, open a path through huge waves of aliens and other hazards, and face intense boss battles!

Paper Nebula is a fast-paced arcade-style scroller, reinvented as a Roguelike! This space shooter will have you blasting through endless waves of alien ships while trying to scout a way out of the nebula. With adorable paper-style graphics and intense gameplay, who wouldn't want to be trapped here?

Battle a never ending swarm of enemies, but be sure to surrender before you die...

The Gnome Legion has attacked! Save your friends, defend the village and bring the fight to the gnomes! Travel to unique worlds and recruit your animal buddies to help destroy those gnome once and for all!

Hit the road for explosive bullet hell action through a post-apocalyptic wasteland!

Neon Invaders will take you back to your gaming roots with its constant action and relentlessly brutal enemies. Absorb enemy shots of the same colour to trigger a flurry of fire to decimate the alien invaders. Dodge and Match your way to victory through 40 levels and 5 difficulty settings.

Space Waves is a procedurally generated 2D arcade style shooter with multiple collectable power ups and varying enemy types. This game will casually draw you in and then increase the pace and difficulty as you progress through the never ending levels.

Shoot from affar or get nibble away up-close and personal in a boss-rush, bullet-dodging revival of the 1982 Atari classic title, Yars' Revenge. Take on 60 unique enemy encounters alone or with a friend in local co-op.