Top similar games like NEO AQUARIUM - The King of Crustaceans -:
NEO AQUARIUM - The King of Crustaceans - $8.99
YOU GET TO CONTROL UNIQUE CREATURES LIKE LOBSTERS, CRABS AND BARNACLES, IN A WILD WATER WORLD THAT EXCEEDS ALL HUMAN SENSE.
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Ace of Seafood$11.99
In the seas of the distant future, humans have all but disappeared. In your current, newly-awakened state, you are no more than a piece of seafood. However, you have been blessed with the talent for leading your allies into battle. Do whatever it takes to become the Ace of Seafood.

Serious Sam 2$9.99
Serious Sam 2 is a shot of adrenaline to the hearts of first-person shooter fans across the world. This is serious!

Orcs Must Die! 2$14.99
You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment.

Flight of the Paladin$1.99
Flight of the Paladin is a fast-paced top-down shooter where you play as a knight of valor and light vanquishing the nightmarish creatures of darkness. Featuring multiple game modes, Steam Achievements and Leaderboards!

Let Them Come$7.99
Let Them Come is a fast paced pixel art shoot ‘em up. Twitchy trigger fingers and focused battle tactics are the order of the day as wave after wave of alien-like creatures try to take you down.

Crystal Cosmos$4.99
Crystal Cosmos is a side scrolling color-based space shooter. You need to match your ship's color to your enemies color in order to destroy them.

Orcs Must Die!$9.99
Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment.

Captain Goose$1.99
Embark on a dangerous journey with the crew of the brave Captain Goose! The sailors will have to reach the very edge of the World to break a terrible curse. However, the Abyss will do everything possible to prevent this...

Cosmotroid$7.99
Escape from the asteroid X-474 which has been invaded by aliens. Take your weapons and destroy every enemy who tries to stop you in this amazing arcade style third person shooter game full of action, creatures and explosions.

The Hurricane of the Varstray -Collateral hazard-$9.99
【About "The Hurricane of the Varstray"】"The Hurricane of the Varstray" is a vertically scrolling shoot'em up with a SF story: in the distant future, to defend the Earth against the invasion of mystery mechanical structures, 4 girls head to "the Varstray sector," far away from the Earth and considered as the v

Super Galaxy Squadron EX Turbo$9.99
Super Galaxy Squadron is a fast-paced vertical shooter designed for human beings as well as SHMUP veterans. Featuring multiple game modes, a challenging but merciful difficulty curve, forgiving health system, and SEVENTEEN playable ships.

DEVIL BLADE REBOOT$15.99
An immersive pseudo-3D shoot 'em up experience that pushes the limits of pixel art. Push your score higher with the innovative Berserk System: the closer they are, the more points you get!

1917 - The Alien Invasion DX$4.99
1917 - The Alien Invasions is a bullet hell memorization shooter. Dr. Brunhild Stahlmüller upgrades an WW1 Triplane with superior alien technology to attack the invaders. She will avenge mankind and take the battle into the darkness of space until she reach an ancient alien world.

Rebel Galaxy$19.99
Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

Ultimate Epic Battle Simulator$14.99
Here is a sandbox like no other. Create massive battles with absolutely no limits. Want to see 10,000 chickens fight an army of Romans?? Sure, why not. Want to see a company of WW2 U.S soldiers fight 11,000 Medieval soldiers?? There are simply no limits to the carnage you can achieve in UEBS.

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.

Space Haters$4.99
Space Haters is a tough-as-nails vertical shoot 'em up featuring classic arcade-style gameplay and set in the ruthless world of intergalactic music. After his sell-out gig, Photon is on his way to the greatest after-party the galaxy has seen. However, his haters want him gone. For good.

High Speed Cataclysm$5.99
High Speed Cataclysm is the most advanced and frenetic 2D action shooter where you will have to destroy thousands of enemies in order to save the galaxy.

Holiday Haywire$5.99
Battle increasingly difficult waves of holiday-themed enemies with up to 7 friends! Use points to purchase new weapons and unlock new areas which will help you in surviving as many waves as possible.

Defy Gravity Extended$1.99
Defy Gravity is an action platformer that is a mix between classic platforming and gravity based puzzle solving.

Revolution Ace$4.99
A deep, tactical shoot'em up. With every takedown, you’ll earn cash and xp to upgrade your ship and unlock new abilities. Online and local co-op. Unique versus mode. Realistic physics and water simulation.

REVOLVER360 RE:ACTOR$9.99
The world really does revolve around you in this mind-bending shooter where changing your perspective could save your life.

Star Saviors$1.99
Saviors brings the best bullet hell experience you can find on Steam. Play through 18 challenging stages in this ultimate test of tactics and reflexes.

Bit Blaster XL$0.99
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).

Xmas Shooting - Scramble!!$4.99
Help Aru save Christmas in this humoristic, action-packed shooter set in the universe of QP Shooting - Dangerous!!

Chaos Town$4.99
Chaos Town is a top-down chaotic shooter game where everything is destructible!

Rival Megagun$14.99
Rival Megagun is a competitive split-screen shoot 'em up where you transform into a giant boss ship and battle your rival head-to-head in local or online PVP.

ImageStrikerFREE
Image Striker is a 2D vertical scroll shooting game.

Space Ops VR: Reloaded$14.99
Space Ops VR is a tournament in which Space Ops train their elite soldiers to fight for Earth against dangerous alien life around the galaxy. Space Ops VR, a brand new First Person Shooter can be played either in solo or co-op modes. PvP modes will also feature 1v1 duels or 2v2 team battles.

Super Captain 3D$0.99
Super Captain 3D is a shoot-em-up game where you become a Super Hero ready to fight the Pixel Invaders. It features an art style that combines 3D pre-renders with 2D pixel art. Use your Superpowers to protect the Universe!

Fate of the World$9.99
Fate of the World is a dramatic global strategy game that puts all our futures in your hands. The game features a dramatic set of scenarios based on the latest science covering the next two centuries. You must manage a balancing act of protecting the Earth’s resources and climate versus the needs of an ever-growing world population, who...

Creepy Road$9.99
The world has gone mad and Flint Trucker must go down a long, creepy road to get back home and save his beloved Angelina. Blast your guns across different scenarios to fight hordes of ravenous beasts and bloodthirsty enemies.Will you survive?

Jets'n'Guns Gold$7.99
Jets'n'Guns is a heavy piece of ground shaking rock blasting action with graphics and special effects that will blow you eyes out! Enjoy yourself in almost-insane action adventure of saving the universe from the deadly threat of more than 270 unique monsters in the campaign of 43 levels.

東方憑依華 ~ Antinomy of Common Flowers.$24.99
今度の異変は二人で一人? いまだ煽り続ける都市伝説が新たな異変を引き起こす 今度の異変は二人が一人!?ならば二人で解決するしかない!

BEEPFREE
A combination of platforming with a gravity gun, BEEP is an amazing physics-platformer. Despite its friendly art style, this is a hardcore platformer in the truest sense.

Syder Arcade$9.99
Killing zombies never gets old, but sometimes you just need a break. Get back to some serious old-school gaming with Syder Arcade! Syder Arcade is a love letter to Amiga games of the ‘90s, no coins, no upgrade grinding, just your tenacity and a motherload of alien invaders.

Feed and Grow: Fish$14.99
Hunt and eat other fish - simply, grow into larger beasts!

Dude Simulator$4.99
Dude Simulator is an open world sandbox game. This is a life simulator. The main objective is to enjoy what you are doing.

Shooty SkiesFREE
The creators of Crossy Road present Shooty Skies! Shoot, dodge, duck, goose and weave. Take to the skies!

Zomborg$4.99
It is the year 2000, and the United Nations has established several quarantine zones around the world to stem the tide of an unknown virus pandemic. The United Nations called upon a private military company, highly skilled mercenaries to retrieve the data and uncover the secret of the zone.

Arcade Love / ゲーセンラブ。$18.99
Arcade Love. (a.k.a Ge-sen Love) contains unique Beat'-em-up and Shmup games of arcade style, which has been well-played at Arcades all over Japan.

Neckbeards: Silly Squadron$1.99
Silly Squadron is a retro-futuristic take on Space Invaders, the arcade classic from 1978. It has all the Soiree ingredients you're craving for: fast action, addictive gameplay, strange boss fights (including a mighty middle-aged man) and a seriously sumptuous soundtrack.

Dude Simulator 2$4.99
Dude Simulator 2 is an open world sandbox game. This is a life simulator. The main objective is to enjoy what you are doing.

Hovership Havoc$9.99
Hovership Havoc is a sci-fi twin stick shooter with 3rd person boss battles. Blast through rooms of a futuristic robotic factory filled with robot enemies. Equip your Hovership with randomly dropped abilities and upgrade your stats during each playthrough.

Retro Rockets$12.99
Retro Rockets is a 3 vs 1 action survival game in space! Work together as one of the Retronauts and try to survive while re-activating the security system or play as murderous Destructo and hunt down the Retronauts one by one. Action survival gameplay with a touch of retro!

Zunius$2.99
Zunius - A Psychedelic Rogue-Like Bullet Hell. Beneath the stars, the moon and the infinite you will navigate this celestial journey as the mysterious traveller. Whom are you? Where are you? What is the nature of this universe? How can you possibly dodge all these bullets? Play this game to find out.

Most Correct Football Simulator$0.99
Most Correct Football Simulator – a physics-based soccer simulator. The main feature of the game is the unpredictable behavior of the players on the pitch.

Fat Prisoner Simulator 2$0.99
Fat Prisoner Simulator 2 is a fighting simulator with realistic physics where you are going to play the role of a prisoner during a jailhouse riot. All you can see around is crazy prisoners attacking everybody there.

They Can't Stop All Of UsFREE
D.A.B. Your foes in co-op & PvP battles. (D)efend bases with weapons and skill. (A)ttack with clever AI armies. (B)uild amazingly creative defenses.

Strike The Striker Z$9.99
You can play with a Gamepad ! “Strike The Striker Z” is a third-person shooter game with platform phases. Use guns and super-powers to help him He can also unleash breath-taking super-attacks by opening fire on the “Strikers”. Bonus stages and Bosses also form part of this incredible adventure

Dude Simulator Six$4.99
Dude Simulator Six is an open world sandbox game. A mortal danger looms over humanity. The planet was invaded by representatives of a distant planetary system.