Mary Skelter: Nightmares
Developed by Idea Factory · Published by Ghostlight LTD
At a glance
Overview
A sexual content, adventure, rpg game by Idea Factory, published by Ghostlight LTD — single-player.
Steam’s own one-line description: “The "Jail" suddenly appeared a number of years ago, sinking the city deep into the ground. There, this impenetrable living prison 666 metres beneath the surface, held power over eerie creatures called "Marchens." Within the prison was a boy named Jack - living a life of suffering...” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Mary Skelter: Nightmares.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | Yes |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7 or later
- Processor: 2.13GHz Intel Core2 Duo or equivalent
- Memory: 1 GB RAM
- Graphics: DirectX 11 compatible graphics card
- DirectX: Version 11
- Storage: 6 GB available space
- Sound Card: XAudio2 compatible sound card
Recommended
- OS *: Windows 7 or later
- Processor: 3GHz Intel i3 or equivalent
- Memory: 4 GB RAM
- Graphics: DirectX 11 compatible graphics card
- DirectX: Version 11
- Storage: 6 GB available space
- Sound Card: XAudio2 compatible sound card
Supported languages (1)
Mary Skelter: Nightmares FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Mary Skelter: Nightmares?
Steam classifies Mary Skelter: Nightmares as a Sexual Content, Adventure, RPG, Strategy game, developed by Idea Factory. The "Jail" suddenly appeared a number of years ago, sinking the city deep into the ground. There, this impenetrable living prison 666 metres beneath the surface, held power over eerie creatures called "Marchens." Within the prison was a boy named Jack - living a life of suffering...
How much does Mary Skelter: Nightmares cost?
As of June 2026, Steam lists Mary Skelter: Nightmares at $24.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Mary Skelter: Nightmares single-player or multiplayer?
Steam lists these modes for Mary Skelter: Nightmares: Single-player. It lists a single-player mode.
Is Mary Skelter: Nightmares on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Mary Skelter: Nightmares for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Mary Skelter: Nightmares out yet?
Yes — Steam lists a release date of Jul 19, 2018.
What platforms is Mary Skelter: Nightmares on?
Mary Skelter: Nightmares is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Mary Skelter: Nightmares single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Mary Skelter: Nightmares cost?
Steam lists it at $24.99.
Does Mary Skelter: Nightmares have achievements?
Yes — Steam lists 34 achievements for Mary Skelter: Nightmares.
Who made Mary Skelter: Nightmares?
Mary Skelter: Nightmares is developed by Idea Factory and published by Ghostlight LTD.
Where to get Mary Skelter: Nightmares
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Ghostlight LTD.