⚜ SteamCozy

Home / Games / Osteoblasts

Osteoblasts

Osteoblasts

Osteoblasts is a dungeon crawler skeletal RPG about skeletons, by skeletons and for skeletons. If you are not undead leave this page immediately else you'll face the law of Skulls and Bones.

Released Feb 12, 2021 Developer Moonana Platforms Windows Turn-Based CombatAtmosphericAdventureRPGDungeon Crawler
View on Steam ↗ $7.99 (US · as of 2026-05-14)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.

85.5%positive173 reviews
Recommended · 7 found this helpful

“If you like obscure, turn-based indie RPGs, this is worth a look, but expect a lot of jank. You play as a skeleton, and the class customization and combat depth are great once you actually figure them out, because the game explains absolutely nothing. Navigating the world can…”

— a player, Steam review · 11 hrs played
Recommended · 1 found this helpful

“gameplay was good, bosses were easy to beat tbh, but it was fun to play overall”

— a player, Steam review · 16 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. History through 2023-04 via SteamCharts; self-collected from the Steam API since Aug 2026.

13all-time peak
0 2 5 2022 2023 No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period 4 avg · Feb 2021

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-28.

26achievements
5.7%median completion
2.2%rarest: Predecessor
54.5% of players 24.7% of players 21.9% of players 17.2% of players 13.2% of players 9.8% of players 9.2% of players 8.9% of players 8.0% of players 6.9% of players 6.1% of players 6.0% of players 6.0% of players 5.7% of players 5.7% of players 5.2% of players 5.2% of players 5.2% of players 5.0% of players 5.0% of players 4.1% of players 4.1% of players 4.1% of players 3.2% of players 3.0% of players 2.2% of players 54.5% 0% most earned rarest
Almost everyone has
54.5%Awaken — Overcome your first dogged situation
24.7%Beware the Dead — Obtain the Emblem of Corpses
21.9%Zigguratic Plateau — Place flowers on Gregor's Grave
Rarest badges of honor
2.2%Predecessor — Hidden achievement
3.0%No Answers — Hidden achievement
3.2%Ordovici — Hidden achievement

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Feb 12, 2026
HAPPY OSTEOBLASTS 5 YEAR ANNIVERSARY (NEW GAME SNEAK PEAK)

HELLO SKELETONS! THANKS TO ALL THE PEOPLE WHO PLAYED IT AND WHO STILL PLAY TODAY!!! I’M MAKING A NEW TURN BASED DUNGEON CRAWLER WITH DIFFERENT CLASSES AND ITEMS FOR YOU GUYS, HERE’S A SNEAK PEAK: ANGL

Oct 31, 2024
Japanese Translation Available Now!!

Osteoblasts, the Skeleton RPG dungeon crawler developed by Moonana is finally getting a japanese language release! In Osteoblasts, you play as a spooky scary skeleton raised from the dead by a mysteri

Oct 31, 2022
Halloween Update: Achievements, new languages and more!

Greetings, undeads! First of all, Happy Halloween! To celebrate this occasion, Osteoblasts has been updated to include 26 achievements of all kinds! The update also includes some new items and bugfixe

Feb 14, 2022
[ 50% OFF SALE! BIG DISCOUNT! ] Osteoblasts One Year Anniversary!

Hello, fellow Skeletons! It's been now one full solar cycle on this earth ever since Osteoblasts was born on Steam. It seems like it was just yesterday that the baby Skeleton gave its first steps on t

Oct 28, 2021
Happy Halloween! Osteoblasts: Hall of Doors Update 1.1.0 Released!

Hello, fellow Skeletons! Osteoblasts has a new update featuring a ton of new content, including the Hall Of Doors Update, which is a Halloween gift from Anglerman to the fans! This update includes 14

Games like Osteoblasts

From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

Felvidek Felvidek 98.6% · 3,715 reviews shares JRPG, Dark Fantasy, Turn Based Combat, Top Down Eternal Return Eternal Return 73.3% · 13,918 reviews shares Dungeon Crawler, Dark Fantasy, Top Down, Combat Touhou Artificial Dream in Arcadia Touhou Artificial Dream in Arcadia 98.1% · 832 reviews shares JRPG, Dungeon Crawler, Turn Based Combat, Old School Chained Echoes Chained Echoes 90.2% · 4,807 reviews shares JRPG, Turn Based Combat, Old School, Open World Look Outside Look Outside 98.5% · 8,792 reviews shares Turn Based Combat, Old School, Combat, Horror Anodyne Anodyne 84.9% · 1,290 reviews shares Dungeon Crawler, Top Down, Combat, Retro Final Fantasy III (3D Remake) Final Fantasy III (3D Remake) 79.9% · 2,003 reviews shares Class Based, JRPG, Turn Based Combat, Turn Based Strategy Crystal Project Crystal Project 92.0% · 2,224 reviews shares Class Based, JRPG, Turn Based Combat, Turn Based Strategy

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-28.

GenresIndie, RPG
Player tagsTurn-Based Combat · Atmospheric · Adventure · RPG · Dungeon Crawler · Pixel Graphics · Gothic · Horror · Turn-Based Strategy · Class-Based · Exploration · JRPG (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Partial Controller Support · Family Sharing
LanguagesEnglish, Korean, Portuguese - Brazil, Simplified Chinese, Japanese
Achievements26
Official sitehttps://moonanagames.com/
Minimum system requirements (PC)

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