Top similar games like Steel Alcimus:

Offendron Warrior is a retro arcade that combines shooting and defense. Your objective is saving Offendron civilians in the planets from the group of enemies, who are trying to spread a virus that turns Offendrons into mindless killing machines and eventually destroy the whole planet.

Pentasma is a side-scrolling arcade shooter inspired by Williams Electronics' 1981 classic 'Defender'. Protect The terraforming Humanoids from the deadly Aliens and raid the Alien planets to keep the galaxy peaceful!

Rolling Bird is a retro arcade shooter, heavily inspired by Namco's 1986 classic 'Rolling Thunder'.

Frantic Dimension is a retro twin-stick shooter inspired by the earliest twin-sticks, 'Space Dungeon' and 'Robotron 2084'. Never stop moving and shooting... or you'll die.

SUPER FLAIL is a fast-paced arcade score attack game of flail-swinging rampage. Swing your flail to destroy everything until you die. Compare your score with other players and get on the top of the leaderboards.

Cyberhunt is a retro procedurally generated twin stick shooter, that takes you back to the sweet to the sweet arcade machines era!

Stop the bogus creeps in this hardcore action roguelite! Equip rad perk based armor in five slots, wear and unlock new gnarly costumes with active and passive abilities, use tubular randomized guns, unlock tons of new ammo types and upgrade your awesome mini-mart!

Crush the forces of hell and get a high score in this addictive, action-packed, arcade-inspired twin-stick shooter!

You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.

Killon is a retro shooter that features exhilarating combat, manic enemies and a charged cannon waiting to be unleashed. Fly a starship across the universe and restore the future today.

Pilot a gravity-defying craft at blazing speeds. Pull off aerial acrobats using stackable weapons to survive the swarming Bandits. Retro arcade action and out of this world flight control! Now with Co-op!

Catboy in a bullet hell! Nyan, nyan, pew pew pew!

Xentron Attack is a multi-directional shooter. The evil alien forces called Xentron have invaded your galaxy and spreading dangerous meteors and missiles in the space. Fight with smart enemies who calculates your movements. Turn your ship precisely and use the borderless space wisely.

Fight through immense waves of enemies and test yourself in this difficult, top-down shooter. Swap between short and long-range weapons to tackle any situation. Unlock and upgrade dozens of weapon combinations to customize your loadout. How long can you survive before you get OVERRUN!

Red Horizon is an addictive space shmup game. Heavily influenced by the classics of the past, Red Horizon takes a modern spin on the genre combining it with some subtle Rogue-like elements to provide players with a unique experience every time they play.

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.

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.

Aliens have invaded Earth! Towns, cities, deserts, they're everywhere! Take on the role of Earth's last super soldier and confront the alien menace in this intense twin stick shooter!

Test your reflexes in POLYGONEER, defend yourself from prolygonal shapes taht comes from everywhere, just hitting is not enough you need to match the right color shot to the polygon too! Are you ready for the challenge?

A post-apocalyptic arcade shooter. Collect fuel and dodge enemy fire as you fight back against the evil Scorpio gang. Mixes cars, shmups and themes that would have been right at home in 80's anime and arcades..

Pilot your sub through waves of angry sea-life and punishing bosses in this aquatic twin-stick shooter.

A vertical arcade shoot'em up with an inventive teleport system, lots of fast-blazing action and explosions, tons of boss fights, a risk/reward based score system and a proper challenge for both veteran and new players of the genre.

ZEROCRON is a straightforward, classical arcade Twin-Stick Shoot-Em-Up with a strong Commodore-Amiga-era feel. Blast asteroids and enemies to burning pixeldust!

SCHAR: Blue Shield Alliance is a cooperative twin-stick shooter that features a variety of complementing ship classes to choose from. Upgrade your ships, defeat hundreds of enemies, save the galaxy all with some friends from the comfort of your couch.

Talented and ferocious weapon experts needed to eliminate a dangerous mechanical menace that threatens the existence of humanity. Up to six positions available. Benefits include traveling the world to eliminate robots.

Shoot, destroy, collect, craft and destroy even more! "Dark Gravity" is a fast-paced, low poly vertical shoot'em up game that features non-linear campaign mode with lots of enemies and bosses. Craft new weapons, upgrade your fighter and build an ultimate aerial war machine!

Start off as a weak ship with a simple attack and fight through waves of enemies, earning currency in order to purchase upgrades for your ship. The never ending waves of enemies grow in number, power, and variety as you progress. Purchase upgrades to keep pace with them.

Mars is under attack! An unknown enemy is dropping bombs on the peaceful red planet. It is up to you to fight off the onslaught so the innocent can escape. Run (umm...slide), jump and blast your way to freedom in the arcade-inspired goodness that is Martian Law. Save Mars!

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.

Hyperbolic Ignition is a 2D multidirectional bullet hell-like shooter about a wandering pilot trying to return home. By utilizing wormholes, enter and evade combat against hostile spaceships, machinery, sentient crystals, and remnants of warfare.

Children of Apollo is an exciting twin-stick shooter in a short, arcade style format using a blend of classic and modern gameplay elements. After the Apollo missions humans send an expedition to explore Mars but things go terribly wrong.

Thunderflash is a "love letter" to the arcade games of the 80s. It is a Run 'n Gun game inspired by gems like Ikari Warriors, Commando and Heavy Barrel.

An addictive fast paced twin stick arena shooter with banging electronic sound track, nostalgic nods and a barrage of flashing lights and bullets. Your task is simple, kill drones, free humans, don't die!

Destroy the deadly bouncing orbs for the highest score in this Pang meets Asteroids arcade blaster.

Grab up to 3 friends and defend the sun from swarms of enemies in this local coop twin stick shooter. Siphon energy from the sun and shoot as many attackers as you can to claim the high score before it explodes! Fight over experience and upgrade your ship to keep up with the ever-mounting pressure.