Top similar games like Arcadium - Space Odyssey:

Survive in the deep void of the galaxy against thousands of invaders! Nebula is a challenging bullet hell, twin stick shooter where you have to face endless waves of space enemies. Additional map resources and space drones can provide you a support but be wary, they can as well become a deadly trap.

Rocket is a Bullet Hell, High Stakes Arcade Shooter & Score Chaser. Use your skills to survive the onslaught of asteroids, enemies, black holes and the chaos of rockets and bombs everywhere. Upgrade your ship over time and enjoy the challenge. How high can you score?

SURVIVE the swarm in this rogue-lite + survivors + asteroids mashup! Exterminate as many alien drones as you can. Upgrade your ship from the crafted deck of equipment and power-ups. You are the Last ship against the Endless... Will your choices be enough to overcome the thousands hunting you?

Sodaman, a supersoldier who fights against alien hordes with his soda-powered weapons. Join this action rogue-lite, discover game breaking coctails or even make your own soda! Unlock new weapons, sodas, drones, cybernetics and more, but first take a sip!

Battle massive hordes of alien monsters to secure humanity's presence on planet Gore. Upgrade your base, hire troops, and install turrets to fight back the ever growing waves of aliens.

Mechanical Siege is a roguelite shooter set in a post-apocalyptic world. Battle hordes of robots, gather resources, craft equipment, and enhance your survival skills. Every decision could change everything. Can you survive the Siege?

Battle time and terror in a shoot & survive extraction roguelite. Select your hero and survive the relentless cosmic surge. Shoot, level up, topple bosses, and amplify your powers to cosmic levels. Embrace the Blastard within and unlock new heroes, powers, and perks to use on future runs.

All heroes got corrupted! Unlock a diverse cast of crafty professionals, use their unique skills, create your own builds and defend your home by eliminating hordes of monsters. Gather materials, rebuild your village and craft your way to the origin of this malignous curse!

Annihilate hordes of enemies in this thrilling, fast-paced action roguelite rpg and fill the screen with your magic. Kill your foes, become stronger each second and upgrade your characters with new spells and abilities. Can you survive the monsters that threaten your very existence?

All heroes got corrupted! Unlock a diverse cast of crafty professionals, use their unique skills, create your own builds and defend your home by eliminating hordes of monsters. Gather materials, rebuild your village and craft your way to the origin of this malignous curse!

AGIS - A Game In Space is a top-down twin-stick-shooter.

Skycliffs is an action shooter roguelike dungeon crawler with fast-paced top-down platforming. Jump and dash across sky islands, fight loads of monsters, and get upgrades to survive the many dangers of your journey. Will you be strong enough to reach and defeat the keeper of this floating world?

Intense arcade shoot 'em up / bullet hell with twin-stick controls, roguelite upgrades, and a white & black twist where opposites damage and similars heal. An addicting, challenging, and relentless experience where you must control light and dark to succeed.

Danger Gazers is a post-apocalyptic roguelite top-down shooter where you pave your own path. The choices you make will decide your fate, it will either turn you into the new ruler or... the ashes to be windswept away.

Broadside Renegades combines auto-firing weapons with manual ship abilities in a rogue-like space pirate adventure. Choose your captain and upgrade your ship to steal the space kings booty. Warp ahead to stay alive, and mind your bearing.

Dodge the enemies shot and kill them with different weapons. Move, Dodge and Kill is a rogue-lite dungeon crawler in a neon environment.

Alchementalist is a procedurally generated rogue-lite dungeon crawler featuring spell-crafting. Fight your way through hordes of enemies, mine elemental nodes for materials and craft spell boosts, or even totally new spells, that allow you to manipulate the elements any way you choose!

Mow down countless crops and corrupt critters while crafting game-breaking builds! Pesticide Not Required: Prologue is a bullet heaven, horde survival roguelite with farming elements that offers a myriad of stats and special character traits to create wildly diverse run possibilities.

Obliterate a never-ending horde of enemies while you attempt to reach the 30 minute mark. Race to earn XP and level up to gain new items and opportunities for each run to become stronger than the last.

Mow down countless crops and corrupt critters while crafting game-breaking builds! Pesticide Not Required is an action roguelite bullet heaven game with farming sim elements that offers a myriad of stats and special character traits to create wildly diverse run possibilities.

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.

Enter the Blacksea Odyssey, a violent top-down rogue-lite space shoot ‘em up RPG brimming with colossal creatures and runic technologies. Explore dangerous, interstellar spacescapes as you hunt enormous space-behemoths with a harpoon and rune-infused spears.

BloodDome99 is a game about nostalgia, capitalism, violence, and over-the-top absurdist fun. 80s arcade meets modern horde-survival roguelike. Create unique builds, master dozens of weapons, and kill ever-growing hordes of contestants in the retro-futuristic gladiator gameshow BLOODDOME99

Assemble a limitless arsenal in this survive-em-up roguelite shooter. As a Gun Manufacturer's testing force, your mission is simple: test the latest gun tech and scavenge alien planets. Collect insane weapon parts to invent crazy guns that slay thousands. You may not survive, but your guns will!

Fight against waves of space entities as you conquer stage after stage in this rogue-lite bullet-hell physics-action game. Upgrade your Rider ship, traverse procedurally generated galaxies on a cosmic journey!

Stillborn Slayer is a beautifully crafted pixel-art bullet hell action-roguelike game set in a cursed Dark Continent, with challenging boss fights, exploration, and complex combat. Master dodging and rolling skills to fight incomprehensible monsters and slay the Horned God to end the Curse.

Prepare for an interstellar showdown like no other in a gripping roguelike top-down twin-stick shooter set in the vast depths of space. Pilot your advanced starship, engaging in relentless battles against hordes of alien adversaries. Destroy, Collect, Upgrade, Die, Unlock, Repeat.

PhaigeX is a fast-paced "Bullet Heaven" space shooter that tasks the player to contain a growing incursion of rogue AI-controlled units. Pilot a variety of ships, warp in the support craft, and use a myriad of upgrades to lay down heavy firepower against the growing menace.

A run-based roguelite space bullet heaven with strategic sci-fi weapon-item synergies against quintillions of alien hordes. Die and die MORE again to build synergies, level up bullets, unlock power-ups, and survive the chaos!

Experience the first chapter of the post-apocalyptic Viking wasteland in this free version of Odinfall. Shoot, blast, slash, stab and explode your way through a chaotic rogue-lite, twin-stick, shooter. Team up with a friend and take on huge bosses with the brand-new co-op mode.

Run through the universe in this rogue-like-ish space-shooter. Discover the numerous perks/consumables and their synergistic effects. Explore the randomly-generated galaxy to find merchants, unlock spacecrafts, collect Cartridges and checkmark your kills of the various galactic overlords.

Prepare for an interstellar showdown like no other in a gripping roguelike top-down twin-stick shooter set in the vast depths of space. Pilot your advanced starship, engaging in relentless battles against hordes of alien adversaries. Destroy, Collect, Upgrade, Die, Unlock, Repeat.

Face off against an invasion of slimes in this 2D roguelite with pixel art graphics. Play alone or with up to 4 friends and save the city from the devouring attack of these creatures. Get your weapon ready and embark on this bang bang western style adventure. Play now and prove your mettle!

Bullet Bunny is a twin-stick shooter with rogue-like elements. Fend off an onslaught of enemies, level up, and create unique builds every run while trying to survive 500 seconds!