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Kernel Hearts

Kernel Hearts

Gather your allies. Eliminate Angels. Transform into a Magical Girl. Slay god. Kernel Hearts is a Multiplayer Co-Op Roguelike Action RPG about four magical girls and their attempt to save a world that's drowning in ashes

Released Sep 17, 2026 Developer Ephemera Games Publisher Whitethorn Games Platforms Windows Hack and SlashAction RPGOnline Co-OpMultiplayerAction Roguelike
View on Steam ↗ $17.99 (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

78.3%positive249 reviews
Recommended · 45 found this helpful

“I'm noticing a lot of people going into this game expecting a Hades 2 when it is in fact a Risk of Rain 2.”

— a player, Steam review · 6 hrs played
Recommended · 101 found this helpful

“Thx for the cute Fernet outfit in Fortnite. Bought this game on Steam again just to mention it.”

— a player, Steam review · 1 hrs played
Not recommended · 120 found this helpful

“This game is tough for me to review. I REALLY like the characters, story, visuals, and overall vibe—these are genuinely strong foundations. Everything looks great at first glance, and you can tell the team put heart into the art direction and world-building. But the gameplay…”

— a player, Steam review · 13 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

44achievements
22.2%median completion
0.1%rarest: Hoarder
87.4% of players 69.1% of players 59.2% of players 58.8% of players 58.8% of players 58.1% of players 53.0% of players 52.4% of players 38.7% of players 37.0% of players 32.2% of players 31.5% of players 30.8% of players 27.8% of players 26.2% of players 26.0% of players 25.6% of players 24.5% of players 23.3% of players 22.5% of players 22.4% of players 22.3% of players 22.2% of players 19.6% of players 19.4% of players 19.2% of players 17.3% of players 17.2% of players 17.0% of players 16.1% of players 10.8% of players 9.8% of players 9.2% of players 7.2% of players 5.7% of players 5.0% of players 4.2% of players 3.9% of players 3.3% of players 3.2% of players 1.4% of players 1.1% of players 0.6% of players 0.1% of players 87.4% 0% most earned rarest
Almost everyone has
87.4%Oid Mortales — Hidden achievement
69.1%What about my star? — Slay your first Shooting Star
59.2%Welcome to Camelot — Visit Camelot for the first time
Rarest badges of honor
0.1%Hoarder — Obtain every Relic at least once
0.6%Without love, it cannot be seen. — Bond with every character
1.1%Are you still here? — 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.

Sep 25, 2026
Hotfix - Patch Notes v1.0.14

Patch Notes v1.0.14 - Players who die while falling in Skybound Citadel will now be teleported to the nearest catapult. - Reworked the Death Defiance flow to improve stability for clients experiencing

Sep 24, 2026
Kernel Hearts HotFix Patch 1.0.13

Kernel Hearts HotFix Patch 1.0.13 Today's patchlist is mainly bugfixes, including achievements that weren't unlocking and the invisible Mahou bar. Fixed an issue where some sounds could persist betwee

Sep 21, 2026
October Roadmap + Hotfix v1.0.11

October Roadmap & Hotfix v1.0.11 Hello everyone! Thank you all for your support so far! We’ve been gathering your feedback and requests, and we’re excited to share what we’ll be working on throughout

Sep 17, 2026
Kernel Hearts is now out!

Kernel Hearts is Out Now! Hello, everyone! Akira, Game Director of Kernel Hearts, here. I’m incredibly happy to announce that Kernel Hearts is finally out , with crossplay between all PC versions! Tha

Aug 17, 2026
Kernel Hearts Release Date + Demo Update

Hey everyone, Akira here, Game Director of Kernel Hearts . Today, I'm very happy to announce that Kernel Hearts will be launching one month from now, on September 17th! To celebrate, we decided to upd

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAction, Indie, RPG
Player tagsHack and Slash · Action RPG · Online Co-Op · Multiplayer · Action Roguelike · Action · Anime · Roguelite · Roguelike · RPG · Indie · Female Protagonist (Steam store community voting)
FeaturesSingle-player · Multi-player · Co-op · Online Co-op · Cross-Platform Multiplayer · Steam Achievements · Camera Comfort · Custom Volume Controls
LanguagesEnglish, Japanese * , Spanish - Latin America, Simplified Chinese, Traditional Chinese *
Achievements44
Official sitehttp://kernelhearts.com/
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 or Above Processor: Intel Core i7-9750H @ 2.60GHz or equivalent Memory: 8 GB RAM Graphics: NVIDIA GeForce GTX 1060 or equivalent Storage: 15 GB available space Additional Notes: Minimum specs target 1080p gameplay on Low/Medium settings. Performance may vary during online co-op.