THE MULLER-POWELL PRINCIPLE: Director's Cut

First-person sci-fi puzzle adventure built around absorbing and redirecting energy

Three Dots Games · Released Nov 29, 2023

Reviews: Mostly Positive; 73% of 383
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 2 days ago; Oct 26, 2026
Minimum PC: GeForce GTX 970; 8 GB RAM · 20 GB disk; Full requirements

What is THE MULLER-POWELL PRINCIPLE: Director's Cut?

This single-player, first-person adventure follows scientist Harry Herman through research facilities and parallel worlds after an interdimensional project goes wrong. Set in the near future, you search terminals for clues, move objects, and solve physics puzzles with a portable device that absorbs heat, light, and other energy.

For you if...

+you enjoy story-driven exploration of surreal science-fiction worlds

Not for you if...

−you prefer defeating enemies directly rather than outsmarting them

What players say

73% of 383 reviews are positive

Players praise the varied environments and puzzle concepts. Common complaints concern horror sequences that interrupt puzzle-solving and uneven voice acting.

Screenshots and trailer

THE MULLER-POWELL PRINCIPLE: Director's Cut screenshot 1

THE MULLER-POWELL PRINCIPLE: Director's Cut system requirements

Minimum: GeForce GTX 970, 8 GB RAM, 20 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 7/8/10 (64-bit)
Processor: Quad-core Intel or AMD, 3 GHz or faster
Graphics: GeForce GTX 970 or AMD equivalent
Memory: 8 GB RAM
Storage: 20 GB available space

Does THE MULLER-POWELL PRINCIPLE: Director's Cut have co-op or multiplayer?

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

Single-player

Does THE MULLER-POWELL PRINCIPLE: Director's Cut 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
External controllers are not supported for the primary player

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 45
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English. Text only: Russian, German, Spanish - Spain, Simplified Chinese, Polish, Portuguese - Brazil, Ukrainian, Traditional Chinese, Japanese.

Does THE MULLER-POWELL PRINCIPLE: Director's Cut 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