Single-player games like LUNA
Below are 9 single-player Steam games similar to LUNA, 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 LUNA page.
Ranked picks
- 1

Jerez's Arena
Single-player alternative to LUNA — playable solo, no multiplayer required. Shares RPG with LUNA.
Glenn is a slaveowner who values money over one's life. He won the bid for Claudia, the daughter of a former noble family, the Quinel, at an auction.To exchange for her freedom, Claudia promised to earn money for Glenn, and agreed to fight in the sinister arena.
- 2

Lost Chapter
Single-player alternative to LUNA — playable solo, no multiplayer required. Shares Strategy and RPG with LUNA.
In the abyss, she is awakened by the cold. She has nothing to hold on to, as everything is left in the darkness. The girl moves on with a little light, and leaves all the choices to you. Guide her and find her lost self.
- 3

Colony City 27λ
Single-player alternative to LUNA — playable solo, no multiplayer required. Shares Adventure and RPG with LUNA.
Colony City 27λ is an adult Rougelite game that combines simple card and complex skill set. In the story, there are plenty of challenging malevolent criminals, tentacle creatures, and mechanical enemies. Your battle performance during the adventure will determine the final ending!
- 4

Take Me To The Dungeon!!
Single-player alternative to LUNA — playable solo, no multiplayer required. Shares Adventure and RPG with LUNA.
Explore the depths of this massive dungeon with your adorable companion Una in this exciting R-18 deck-building adventure!
- 5

Dead-End City Blues OD Edition
Single-player alternative to LUNA — playable solo, no multiplayer required.
In the slums of a futuristic city, a girl sets out to track down the drug that has taken it over. Strengthen your deck and defeat your foes in this card battling RPG.
- 6

Half-Demon Shinobi
Single-player alternative to LUNA — playable solo, no multiplayer required.
Guide Manari the Anti-Demon Ninja in her journey to eliminate the demon terror she battles her own inner demons in this lewd rogue-lite deck-building adventure game!
- 7

Smash Girls
Single-player alternative to LUNA — playable solo, no multiplayer required. Shares RPG with LUNA.
Smash Girls is a 2D action game. One day, you "Sosuke Kujo" were kidnapped by the mafia "Kyokakai", involved in a battle with other gangs…… Fortunately, as a mafia boss you also enjoys a specialized sex service! Use your fists to dominate girls!
- 8

Dream of Corpse Lady
Single-player alternative to LUNA — playable solo, no multiplayer required. Shares Strategy and Adventure with LUNA.
Cards, battle! Someone woke up the sleeping Corpse Lady... Perhaps, the world needs to pay a price for the awakening... In this game, you will play the role of the awakened Corpse Lady, try various strange construction combinations, discover powerful opponents, and then knock them all down!
- 9

Slay the Spire
Single-player alternative to LUNA — playable solo, no multiplayer required. Shares Strategy with LUNA.
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!