Monster Crown: Sin Eater

Open-world creature-collecting RPG built around monster breeding and fusion

Studio Aurum · Published by Studio Aurum, Red Art Games · Released Apr 30, 2026

Reviews: Very Positive; 84% of 175
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 4 months ago; Jun 5, 2026
Minimum PC: Integrated; 2 GB RAM · 3 GB disk; Full requirements

What is Monster Crown: Sin Eater?

A 2D, single-player RPG set in the Crown Nation, where farm boy Asur sets out to save his family. You explore towns and wilderness, collect a monster team for turn-based battles, and make consequential choices through branching dialogue.

For you if...

+you enjoy experimenting with monster stats and team composition

Not for you if...

−you want clear objectives and frequent guidance

What players say

84% of 175 reviews are positive

Players praise the monster designs, pixel art, and soundtrack. Recurring complaints focus on how transferring powerful stats through breeding and fusion can undermine combat balance and make different monsters feel interchangeable.

Screenshots and trailer

Monster Crown: Sin Eater system requirements

Minimum: Integrated, 2 GB RAM, 3 GB of disk space.

As published by the developer.

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Minimum

OS: 10/11
Processor: Intel/AMD
Graphics: Integrated/Dedicated
Memory: 2 GB RAM
Storage: 3 GB available space

Does Monster Crown: Sin Eater have co-op or multiplayer?

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

Single-player

Does Monster Crown: Sin Eater run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
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: Full controller support
Platforms: Windows
Achievements: 11
Steam features: Cloud saves, Family Sharing
Languages: Text only: English.

Does Monster Crown: Sin Eater 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