Single-player games like Celestial 9
Below are 8 single-player Steam games similar to Celestial 9, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Celestial 9 page.
Ranked picks
- 1

Faraway Galaxy
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
Faraway Galaxy is a card-based roguelite about a battle-hardened space wolf in a bizarre galaxy, focused on short, intense tactical battles and meaningful decision-making. Fight alien pirates, collect artifacts, and uncover new encounters!
- 2

Random Dragons
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
A chance-based roguelike deckbuilder with silly, chaotic dragons. Spin the roulette wheel to multiply your card effects, manipulate the odds, and unleash ridiculous combos. Build a synergistic deck, outsmart RNG, and climb your way to the Boss Dragons.
- 3

Padoria
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
A poker-inspired roguelike strategy game. Padoria lets you craft two powerful hands using dual-faced cards while using equipment and jokers to shift the odds in battle. Build your deck, unleash explosive combos, and challenge the endless journey ahead.
- 4

One More Sin
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
Become a demon summoner in this roguelike deckbuilder. Discover forgotten sorceries, cursed enchantments and powerful creatures as you craft the perfect deck to crush your enemies and serve your dark queen.
- 5

Overwritten: Defeat The Net
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
A roguelike deckbuilding card game where you control, and buff your objects to defeat all kinds of funny sci-fi enemies.
- 6

Blasted Dice
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
Blasted Dice is a roguelike deckbuilder where you assemble a deck of dice to blow up your enemies. Achieve masterful combos, acquire legendary items, meet strange characters and blow up your enemies with your very own dice launcher.
- 7

Slay the Spire
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!
- 8

Neurodeck : Psychological Deckbuilder
Single-player alternative to Celestial 9 — playable solo, no multiplayer required. Shares Strategy and Indie with Celestial 9.
Neurodeck is a psychological deckbuilding card game to challenge your fears. Build your deck & capacities by answering personality tests, visiting rooms or meditating. Face your phobia and defeat them through the power of life-inspired cards.