Library Of Ruina is a RPG, Strategy game from ProjectMoon with a 96% positive Steam review signal. Indie Lantern indexes it for players browsing by weird, single-player.

Game snapshot
- Developer
- ProjectMoon
- Release year
- 2021
- Playtime
- Varies by player
- Price
- $10.19
- Review signal
- 96% positive
Screenshots






System requirements
PC
- Minimum
- Requires a 64-bit processor and operating system OS *: Windows 7 Processor: Intel Core i5 Memory: 8 GB RAM Graphics: GeForce GTX 560+ DirectX: Version 10 Storage: 10 GB available space
- Recommended
- Requires a 64-bit processor and operating system OS *: Windows 7 Processor: Intel Core i5 Memory: 8 GB RAM Graphics: GeForce GTX 560+ Storage: 10 GB available space
From Steam reviews
Review notes
Library Of Ruina is worth a closer look if you want deckbuilding, steampunk, body horror, and boss rush.
Best for players who want steampunk, body horror, deckbuilding, and boss rush.
Check more carefully if you dislike unclear onboarding and repetition or grind.
deckbuilding
Play styleCard choices, deck shape, and synergies matter.
confusing-onboarding
FrictionThe first hours can be unclear without patience or outside help.
steampunk
SettingA clockwork, brass, or Victorian-industrial flavor shows up around the game.
body-horror
SettingGrotesque bodies, mutation, or physical corruption are part of the texture.
boss-rush
Play styleA major part of the game is learning and beating standout fights.
grindy
FrictionThe loop may feel repetitive if you dislike grind.
Steam review snapshots
One of the best deckbuilders of all time, the complexity and depth thats possible when you take an intricate look at some…Open the curtains Lights on Don't miss a moment Of this experiment Oh, the book is strange Like clockwork orange Keep your…Music is absolutely gorgeous, with Mili songs appearing on the most important bosses!However, the gameplay is considerably more grindy and is recommended to play the game with a NoGrind mod to prevent time based…Why it fits
Best for players who want deckbuilding, steampunk, body horror, and boss rush. ProjectMoon’s Library Of Ruina offers a strong RPG-strategy mix with deckbuilding depth, a distinctive steampunk and body horror look, and standout boss fights.
Who might skip it
Skip if you dislike unclear onboarding, repetition, or grind.