Game Master Engine

A virtual tabletop for building and running tactical 3D encounters

Game Master Studios LLC · Released Mar 9, 2021 · Early Access

Reviews: Mostly Positive; 76% of 226
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 9 months ago; Jan 26, 2026
Minimum PC: GTX 1060; 16 GB RAM · 24 GB disk; Full requirements

What is Game Master Engine?

This 3D virtual tabletop lets you build dungeon rooms and multi-level battle maps, then run encounters with players online. You place props with drag-and-drop controls and adjust lighting, visual effects, and preset weather.

For you if...

+you enjoy world-building and preparing your own tabletop encounters
+you like tactical combat shaped by positioning and elevation

Not for you if...

−you want a ready-made adventure instead of building encounters

What players say

76% of 226 reviews are positive

Players praise the detailed customization and scene-building tools. Complaints center on awkward controls and limited tutorials, with recent reviews also citing interface problems and demanding hardware requirements.

Screenshots and trailer

Game Master Engine system requirements

Minimum: GTX 1060, 16 GB RAM, 24 GB of disk space.

As published by the developer.

Can my PC run Game Master Engine?

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Minimum

OS: Windows 10
Graphics: GTX 1060
Memory: 16 GB RAM
Storage: 24 GB available space

Does Game Master Engine have co-op or multiplayer?

Yes: co-op online. It also has a single-player mode.

Does Game Master Engine run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

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

Does Game Master Engine 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