Games like ASTRONAUTILUS
Your ship has crash-landed on a stray rogue planet, and you're out of fuel... It's up to you to delve beneath the frozen surface and find a way to get your ship back into space while fighting strange sea creatures and uncovering the mysteries of the world beneath the ice!

Top 12 games similar to ASTRONAUTILUS
- 1

Lober Lobe
Shoot psychic orbs, collect useful thoughts, upgrade your Probe with speed, maneuverability, satellites, resistance and suppress negative thoughts in this Brain centric, procedurally generated bullet hell shoot 'em up.
ActionIndie - 2

Nuclear Throne
Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?
ActionIndieRPG - 3

Warp Commander
A top-down 2D arena shooter in the style of a retro arcade game. The player fights against waves of enemy spaceships to defend space as we know it.
Action - 4

The Legend of Cyber Cowboy
Liberate a town from gangs of cybernetic bandits! The Legend of Cyber Cowboy is a top-down twin-stick shooter presented in slick pixel art style.
ActionIndie - 5

Desert Of The Dead
You are a mysterious wanderer traveling through the wilderness of the wild west. In cities and towns, people began to disappear, as in many cities the population became infected with a virus which turns people into zombies, and it is rumored that people from the government are behind this.
ActionAdventureIndie - 6

Beat Hazard
Experience your music collection like never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.
ActionCasualIndie - 7

Space War: Infinity
Vertical semi-procedural shmup with upgrades, real-time enemy waves, and infinite replayability. Level up your ship, unlock 20+ weapons, defeat 5 bosses, and survive endless bullet-hell combat.
ActionCasualIndie - 8

Deep Rock Galactic
Deep Rock Galactic is a 1-4 player co-op FPS featuring dwarven space miners, procedurally-generated destructible environments, and endless hordes of alien monsters. Explore cave systems, mine for minerals, and work together to survive!
Action - 9

Elsie
Elsie is a technicolour, hyperkinetic, rogue-like action-platformer filled with procedurally generated levels, an army of robots to blast through, and a wide scope of items & weaponry to make each run unique. Master countless magitek weapons and abilities in order to embrace the chaos.
ActionAdventureIndie - 10

Galactic Vault
Build your weapon to its full potential in Galactic Vault, a fast-paced FPS roguelite. Discover endless upgrade combinations, craft diverse builds, and unleash devastating abilities. Get ready to infiltrate high-security vaults and recover lost tech.
ActionIndie - 11

Gunlocked 2
Movement is your weapon. A sci-fi action roguelike and shmup combined, in Gunlocked 2 you'll pilot and upgrade a state-of-the-art warship against endless waves of deadly aliens. Deep customization, branching paths, and tons of unlockables offer endless replayability!
ActionIndieRPG - 12

Lilac 0
The machine world of Molybdion has fallen into disarray. As Nidhogg eats the root of the planet, unending wars rage on the surface! Slice your way through hordes of metallic foes in five frantic levels, defeat fearsome bosses, and dodge countless bullets in this vintage vertical shoot 'em up.
ActionIndie
About imho.run
imho.run is a Steam game recommender that combines collaborative filtering (ALS / iALS / EASE / LightGCN) with content-based scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted gameplay vibes from review text. The lists you see here are generated in seed mode — anchored on ASTRONAUTILUS— so they answer the question “what plays like this?” rather than “what fits my library?”
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