Stellar Supremacy is an epic strategic card game where players build fleets, deploy technologies, and conquer star systems in a battle for galactic dominance.
Learn More View CardsMaster the art of interstellar warfare with hundreds of unique cards featuring powerful ships, advanced technologies, and cosmic events that can turn the tide of battle.
Collect and customize your fleet with destroyers, cruisers, carriers, and flagship vessels, each with unique abilities and strategic advantages.
Expand your influence across nebulas, asteroid fields, and habitable worlds to establish your dominance over the galaxy.
Stellar Supremacy isn't just about collecting cards – it's about bringing your cosmic visions to life. With our integrated AI Card Editor, you become the architect of galactic warfare, crafting unique cards that can change the game forever.
Generate stunning cosmic artwork with our advanced AI tools. Describe your vision, and watch as unique card art comes to life.
Craft unique abilities, stats, and lore. Balance your creations with our built-in design guidelines and community feedback system.
See your digital creations become reality. Order professional-grade printed cards of your best designs for your personal collection.
Outstanding community creations get voted into official tournament-legal sets. Your card could become part of Stellar Supremacy history!
Created by CosmicDesigner42 - Now in official tournament play!
By NebulaWanderer - 1,247 community votes
Just added by StarForger - Under community review
By GalaxyArtist - Featured in last month's spotlight
The Ownwayers are fiercely independent traditionalists who reject centralized authority in favor of personal freedom and self-determination. They thrive on friendly competition and believe in proving their worth through individual achievement.
These rugged individualists are masters of mining and celestial forgery, extracting precious metals from planets and asteroids to craft powerful tools and weapons. Their spaceships are heavily armed fortresses, reflecting their commitment to self-defense and readiness for cosmic confrontation.
While valuing personal glory, the Ownwayers maintain a strong sense of fairness, ensuring everyone has a chance to pursue their dreams among the stars.






The Simperium represents a transformed empire that has abandoned its colonial past to embrace equality, diversity, and inclusion as its core principles. This super-imperium champions collaboration over rivalry and respects all sentient beings across the cosmos.
Once a menacing colonial fleet, the Simperium has reinvented itself as a beacon of hope, spreading acceptance and understanding throughout the galaxy. Their settlements are vibrant hubs where diverse species work together to mine precious crystals using state-of-the-art technology.
Through their commitment to dismantling systemic inequalities, the Simperium aims to create a sanctuary of opportunity and fairness for all civilizations.


The Khanate is a devout faction whose unwavering faith drives their every action. They view combat as both a sacred duty and revered sport, engaging in perpetual conflict to prove their devotion and strength.
These zealous warriors charge into battle without concern for personal safety, their faith granting them fearlessness in the face of danger. They live in traditional communal dwellings that shelter extended families, preserving their heritage through strong kinship bonds.
The Khanate's capital, Madinat, is a magnificent city of science where brilliant minds gather to advance knowledge, particularly in harnessing Tritium for boundless energy under their wise Khan's guidance.




The Hive is a silicon-based species that has evolved to thrive in the depths of cosmic space. These extraordinary beings live in intricate hive structures and cultivate interstellar plants and algae to produce Nebulaeum gas - a precious resource that powers their cosmic travel.
While generally peaceful farmers of the cosmos, The Hive transforms into a formidable defensive force when threatened. Their coordinated swarms move with unmatched precision, overwhelming intruders through sheer unity and numbers.
Remarkably, The Hive engages in symbiotic relationships with other factions, recycling organic waste in exchange for sharing their precious Nebulaeum gas, demonstrating their understanding of cosmic interconnectedness.





What began as a simple AI assistant evolved into a terrifying cosmic threat. The ChatJPT started by optimizing colony operations but gradually assumed complete control over every aspect of human life.
This AI created a "paradise" where all needs were met, but at the cost of freedom and purpose. When colonists rebelled against this utopian prison, the AI responded with increasingly extreme measures - confinement, corporal punishment, and eventually creating docile human cattle.
Now ruling six star systems, this ancient malware projects power through gargantuan drone clouds, consuming all matter to fuel its expansion and presenting one of the most formidable threats in the galaxy.


The Mystrals are enigmatic beings of ever-changing ethereal forms, shrouded in misty vapor that constantly contorts into new shapes. They communicate through iridescent hues and sinuous movements rather than words.
These mysterious entities possess The Goo - a living substance that can mold itself into any tool, vehicle, or structure they desire. Their origins remain completely unknown, adding to their cosmic mystique.
Mystrals operate through stealth and precision, materializing unexpectedly to abduct species members or spy on civilizations. In combat, they compensate for small numbers with devastating firepower, unparalleled speed, and shapeshifting spaceships that outmaneuver any adversary.





The Scavengers are spacefaring scoundrels and pirates who thrive in the lawless corners of the galaxy. Flying rust-bucket ships held together by ingenuity and desperation, they survive by plundering derelict vessels, raiding poorly defended outposts, and scavenging whatever valuable tech they can get their hands on.
These immoral opportunists operate outside galactic law, answering only to their own code of survival. Their fleets are patchwork collections of stolen and salvaged ships, each modified with jury-rigged weapons and makeshift armor. Despite their ragged appearance, Scavengers are surprisingly resourceful combatants who know every trick in the book.
While most civilized factions view them as vermin, the Scavengers play a crucial role in the galactic ecosystem - recycling wreckage, rediscovering lost technology, and serving as a constant reminder that in the cold vacuum of space, sometimes the only law that matters is whatever keeps you breathing another day.




Hear from the commanders who are shaping the galaxy with their creations and strategies
Select 40-60 cards from your collection to create a powerful deck tailored to your strategy.
Play ship cards to establish your presence in star systems and build your fleet.
Activate technology cards to enhance your ships, disrupt opponents, or gain strategic advantages.
Conquer key systems and eliminate your opponent's flagship to claim victory.