Top similar games like DRAINUS:
DRAINUS $14.99
This is a side-scrolling shooting game in which you take control of the "Drainus", the Kharlal Empire's most cutting-edge fighter with the ability to absorb energy bullets, and take down the enemy ships zipping through space.
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Escape from Terror City$9.99
3D Run'n'Gun Arcade-Style Action! Fight the Mechanized Forces of the Argus Empire and Escape from Terror City!

The Otterman Empire$15.99
An intense quick-fire party shooter for one to four players. You must gear up, strap on your jetpack and travel across the galaxy in havoc causing, party game mayhem! With rapidly changing game modes and 8 customisable characters, no round of The Otterman Empire will ever be the same!

カルトに厳しいギャル-CULT VS GAL-$4.99
Make mincemeat out of cults and chop heads with machetes! Old school shooter staples and gals, and a familiar difficulty level. Ye shall witness a new struggle!

Thunder Kid II: Null Mission$9.99
Thunder Kid, come in. The Robot Empire is back, and they're kidnapping all the humans! Run 'n' gun through colorful environments, dodge bullets, blast enemies, and face off with challenging bosses in this engaging, 3D action platformer. Do you have what it takes to save humanity?

Pirates of Gravitae$9.99
Dogfighting seadogs! Command a rocket propelled pirate ship in this aerial combat roguelike, in 2.5D! Equip your ship, train your crew, optimize your build, get blown up, and do it all again!

Nightork Adventures 2 - Legacy of ChaosFREE
Nightork Adventures - Legacy of Chaos is an arcade shooter game. You fly with a spaceship through procedurally generated caves and fight against evil demons using magic colors. There is a campaign of 30 levels and 5 boss monsters. It also comes with a level editor, so you can create your own levels.

S. Prysm Destroyer$7.99
A 2D platform shooter where you DESTROY!! Get Elemental Powers from the Prysms and help Amor defeat the Primordial Threats agains Humanity! Get cute costumes and be stylish!

B.A.D Battle Armor Division$5.99
B.A.D is an intense and enjoyable Shoote'em up game that captures the feeling of controlling a mass-produced humanoid robot (Battle Armor) piloted by a single soldier while keeping the realistic fast-paced action in a dramatic large scale conflict, from various Factions of Earth and Mars.

Bass Invaders$14.99
Infinite Rhythm Action. Join Ace and PZO-116 as they repel alien invaders whose only weakness is music. Battle using any song from local files or online video with automatic beatmap generation. Nail the perfect run and top the leaderboard on your favourite tracks. Your music will save the world.

CYGNI: All Guns Blazing$29.99
An unrelenting onslaught of eye-popping visuals, ear bursting soundscapes and mind-melting action makes CYGNI the vanguard for the next generation of shoot-em ups. Outgunned, outmanned and out on your own, plunge into a sky full of hell in a last-ditch battle for survival.

AGRYOS: Recovering EdenFREE
AGRYOS: Recovering Eden is a third-person shooter with elements of a bullet hell where you play as Neziha, an adventurer fighting to recover the Branch of Eden from a failed space colony. Destroy hordes of robots with Neziha’s versatile arm cannon as you blast through this fallen AI-created society.

ALPHA CENTAURI SPACE FORCE$9.99
Execute intense space battle operations from side, and top view. Face tough enemies along your way, destroy guardians and generators. Dodge traps. Keep focus on targets. Think fast. Overcome the chaos. Join now and become an alpha centauri pilot. Bonus: retro like endless space shooter mini game.

Nightork Adventures - Beyond the Moons of ShadaleeFREE
Nightork Adventures - Beyond the Moons of Shadalee is an arcade shooter game. You fly with a spaceship through procedurally generated caves and fight against evil demons using magic colors. There is a campaign of 30 levels and 6 boss monsters. It also comes with a level editor, so you can create your own caves and missions.

Star Legacy VRFREE
Star Legacy VR is an immersive virtual reality shooting game that incorporates intriguing Roguelike elements into gameplay. Players assume the roles of interstellar guardians who venture across diverse planets and traverse through various time zones.

Star Mine$5.58
Star Mine is a 3D first person perspective space shoot 'em up. Awesome old school action! The old federation is dying, poor and desperate. Deep outside the boundaries of known space, alien mines are protected. But not from you. Take cargo, blast star jewel's from asteroids, steal energy and flight.

Alien Hallway 2$4.99
We're happy to present a new game in the Alien Shooter universe! Get prepared to unique tactical gameplay, lots of monster types and 8 fighter types allowing you create your own style of completing missions and defeating bosses.

Procyon$3.99
It's the future! And humanity is, predictably, under attack by extraterrestrial forces. Lucky for us we have an experimental ship that's never before been flown that will surely...uh, possibly...well, implausibly be able to win the war! All we need now is a pilot or two.

Vostok 2061$9.99
Vostok 2061 is a modern-graphics vertical scroll shooter. Gorgeous alien worlds, spaceships, and bosses. Explore mysteries as you listen to a great soundtrack!

Endocrisis$9.99
Combat against big bosses and increase the power of your ship through levels and secrets. Absorb or use your armor against enemy bullets is the key defense strategy

Lil Tanks$4.99
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!

One Way Road: FirehuntFREE
Firehunt is a prologue for the main story One Way Road. Take part in space battles as you travel across the galaxy and fight to save humanity. This cinematic narrative driven action-focused space shooter, will take you on a journey into the near future, and put the destiny of mankind in your hands.

Protect the Earth$3.99
You are the best pilot in the space force and the earth needs you to protect itself from an alien attack. Protect the earth and then go to the invader's planet to finish them off once and for all.

BlastZone 2$9.99
BlastZone 2 is a sci-fi side scrolling shooter that combines 2D and 3D gameplay elements with a shifting camera. Play solo or join up with a friend locally or online to battle the alien forces! There are many game modes, ship types, and difficulty levels, find your favorite combination!

Asteroid Blaster VR$4.99
Grab your laser guns and strap on your jet pack. Asteroid Blaster VR lets you jump into virtual reality space and start blowing up rocks and UFOs. Enjoy a quick gaming break or a marathon high score competition with the casual feel of a video arcade classic. Fly around, shoot stuff and have fun!

Omega BladeFREE
Shoot, slash, dodge and survive to blade combats in multiple kind of challenges to test your skills and claim your place in the Omega Blade hall of fame.

A.N.N.E$14.99
Explore the mysterious and beautiful planet Gomi on foot or with your spaceship in this action packed platformer and space shooter hybrid. Your mission is simple, retrieve A.N.N.E and escape.

Space Warden$9.99
Space Warden is top-down shooter in space where whole environment can be destroyed. Use lots of weapons which can burn, stun, damage, explode enemy ships, bases and terrain. Use turrets to defend your base and complete various missions.

Curved Space$19.99
Curved Space is an intense arcade-style twin-stick shooter that takes the classic formula and plunges it into the weirdest reaches of space. Battle cosmic space-invading spiders across curved landscapes where bullets hug the terrain while the horizon drops sharply out of sight.

Rigid Force Alpha$19.99
Classic shoot’em up action in modern 3D! Blast off to take down hordes of infected aliens and dreadful machines programmed on waging an intergalactic war against mankind!

Cerberus: Orbital watch$0.99
Get ready for classic top down space shooter gameplay! In near future scientists detected allien signals, you need to find out their nature.

Windfolk: Sky is just the Beginning$12.99
Explore the skies of Eurian and help Esen to defeat the evil coalition in Windfolk: Sky is just the Beginning, a third-person shooter adventure game.

Path to purge$5.99
When the demon is a lovely little girl, will you still give her a wide berth? In the face of increasingly hard fighting, Play the Demon to purge the Human beings that corrupted by the Holy Spirit. Dealing with the angel's difficulties, let's see how far you can go

Steel Seraph$1.99
Steel Seraph is a shooter-adventure hybrid set on a colony planet in the distant future. Fly, run, strafe, dodge and shoot your way through a variety of stages and take down powerful invasion leaders and their minions.

Sun Blast: Star Fighter$1.99
Sun Blast is the best 3d space shooter on Steam. Earn upgrades as you fight your way through a huge seleciton of levels. Full gamepad support!

STAR SHREDDERS$0.99
STAR SHREDDERS is a prologue to an extensive, story-rich SHMUP with strategic elements. Play as Clash, leading the Valkyrie force in the onset of an epic interstellar war. This teaser sets the stage for a larger adventure.

无梦少女 DreamlessGirl$6.99
Light up your fantasy with extra lives ✈︎ ⋆。˚A new type of bishoujo game combining "bullet hell shooting" and "visual novel."

Asteroid Bounty Hunter$13.99
Asteroid Bounty Hunter is a space shooter mixed with interesting boss fights and breathtaking visuals, with a reward system to take your skill to another level.

AIRANBLADE$12.99
AIRANBLADE is a 3D vertical progression action game, like the classic shoot 'em up games. Fight against squadrons of enemy aircrafts and gigantic bosses. Enjoy beautiful special effects and lots of explosions and lasers coming from every corner.

Rogue Invader$9.99
1-Bit Roguelite Action Shooter.

Boom Bits$9.99
Boom Bits is a single-player twin stick shooter set in the distant future where humans have been forced to leave the planet. You must protect the cargo and get to the launch site.

Promethium$7.99
Inspired by classic Commodore 64 and arcade games, Promethium is a hard-as-nails retro inspired side-scrolling shoot-em-up that takes place over numerous levels that get harder and harder. If you’re after a nice calm casual game this isn’t it!

PAWARUMI$14.99
Pawarumi is a modern shoot’em up set in a retro futuristic sci-fi pre-Columbian universe. You’ll take control of the almighty ship Chukaru and its three unique weapons! Shoot wisely to either do double damage, heal yourself or charge your Super Attack!

Nephenthesys$5.99
Blast off on a treacherous mission to recover an unidentified energy source amidst an alien onslaught! Nephenthesys is a vertical scrolling shoot’em up presented in widescreen top-down 3D style.

AquaNimble$9.99
AquaNimble is about crazy intense shooter action with big quirky guns against underwater snake dragons, cybernetic sharks, swirling skeletons, submarines and so much more. It's a dynamic game that makes every play through different and lets you set your own challenge beyond a difficulty setting.

Tales of Vogar - Lost Descendants$11.99
Go on an emotional adventure in the kingdom of Vogar, a once beautiful land filled with magic but now devastated by war. Discover the secrets behind the Ascension, reclaim your homeland and take revenge in this story-driven RPG with a turn-based battle system. Free the people of Vogar from tyranny!

Futuridium EP Deluxe$9.99
Futuridium EP Deluxe is a psychedelic retro inspired shoot’em up with a modern twist, that blends together frantic action, puzzle elements, a vibrant low poly aesthetic and an heart pumping electronic soundtrack.

Crashbots$9.99
Run, fly and shoot your way through a robot testing facility. Take control of the latest line of robots and test their fighting capabilities and agility in different worlds filled with dangerous obstacles, booby traps and enemies that want to crash your bots.

Alien Hallway$4.99
Players measure stamina with a never-ending stream of green creatures within the borders of a special military mission.

Until Last Breath$5.99
The Until Last Breath is a survival action game with multiple guns and character skins. In your dream suddenly you find yourself in a forest, with zombie hordes and they are coming in waves.

Valkyrie Squad: Siege Breakers$5.99
"Valkyrie Squad: Siege Breakers" is an exhilarating top-down shooter survival game. The mission is to break through the enemy's fortified defenses and face extreme survival conditions. you will lead this brave squad, utilizing each member's unique skills and defeat powerful enemies!

Super Rebellion$4.99
The humanity succumbed against the power of a aliens intergalactic empire, but managed to organize and establish a resistance army. Join the rebellious seekers of peace and help them defeat the evil that haunts the Earth.