The Murder of Sonic the Hedgehog

A visual novel about a murder mystery party aboard a train

SEGA · Released Mar 31, 2023

Reviews: Overwhelmingly Positive; 97% of 27K
Recent reviews: Very Positive; 95% of 80 in 30 days
Players: 7; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 11 months ago; Nov 4, 2025
Minimum PC: DirectX 9 GPU; 2 GB RAM · 0.5 GB disk; Full requirements

What is The Murder of Sonic the Hedgehog?

You play a new employee on the Mirage Express in this free, single-player point-and-click visual novel. You question Sonic characters during Amy Rose's birthday murder mystery party, where Sonic is the victim and the game may conceal something more serious.

For you if...

+you enjoy comedic mysteries with familiar Sonic characters

Not for you if...

−you want action-heavy play instead of reading dialogue

What players say

97% of 27,152 reviews are positive · 95% of 80 in the last 30 days

Players describe a short, enjoyable game. Individual positive reviews praise the character art, the amount of story, and the dialogue's balance of humor and seriousness. Criticisms include limited choices and problem-solving, and an inability to revisit completed sections.

Screenshots and trailer

The Murder of Sonic the Hedgehog screenshot 1

The Murder of Sonic the Hedgehog system requirements

Minimum: DirectX 9 GPU, 2 GB RAM, 0.5 GB of disk space.

As published by the developer.

Can my PC run The Murder of Sonic the Hedgehog?

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Minimum

OS: Windows 10
Processor: 2.0 GHz Core 2 Duo
Graphics: OpenGL 2.0 or DirectX 9.0c
Memory: 2 GB RAM
Storage: 500 MB available space
Notes: Microsoft no longer supports Windows 10 or older versions.

Does The Murder of Sonic the Hedgehog have co-op or multiplayer?

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

Single-player

Does The Murder of Sonic the Hedgehog run on Steam Deck?

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

Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
The native resolution is not the default one
Gamepad not enabled by default
All functionality is accessible with the default controller configuration
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS
Steam features: Family Sharing
Languages: Text only: English.

Does The Murder of Sonic the Hedgehog 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