Osteoblasts

Turn-based dungeon RPG with class-specific quests and randomized world elements

Moonana · Released Feb 12, 2021

Reviews: Very Positive; 86% of 155
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 9 months ago; Jan 22, 2026
Minimum PC: 1024x768; 1 GB RAM · 0.2 GB disk; Full requirements

What is Osteoblasts?

You play a skeleton searching for purpose after a mysterious Cat Witch revives you. This single-player, pixel-art RPG centers on exploring dungeons, meeting other skeletons, and fighting monsters, with multiple possible endings.

For you if...

+you like gothic settings and dark humor

Not for you if...

−you prefer managing a party over controlling one character

What players say

86% of 155 reviews are positive

Players praise the combat depth and equipment-based skills that support varied character builds. Some criticize repetitive fights and outcomes that depend too heavily on chance.

Screenshots and trailer

Osteoblasts system requirements

Minimum: 1024x768, 1 GB RAM, 0.2 GB of disk space.

As published by the developer.

Can my PC run Osteoblasts?

The published requirements do not name a graphics card we can compare.

Set up my PC →

Minimum

OS: Microsoft Windows XP/Vista/7/8/10
Processor: Intel Core 2 Duo U7600
Graphics: 1024x768 or better video resolution
Memory: 1 GB RAM
Storage: 200 MB available space

Does Osteoblasts have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Osteoblasts run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Sometimes shows mouse, keyboard or non-Deck controller icons
All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 26
Steam features: Family Sharing
Languages: Text only: English, Korean, Portuguese - Brazil, Simplified Chinese, Japanese.

Does Osteoblasts use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam