What it likely sold — estimate, stated as a range on purpose
Lifetime units: ~12,078
(P10–P90: 4,831 – 26,572)
Gross revenue: ~$148,460
($59,382 – $326,618)
Estimate, method v1.0 — before Steam's ~30% share, refunds and VAT. The band means: we'd be surprised if the truth sat outside it. How we estimate
Player voice — measured shares of Steam thumbs, never a model
Story & writing59% positive · 92 mentions
“What if you mix Half-Life, Portal, and a little of BioShock? You get Muller-Powell. A good game, with a ton of references to the games listed above. The story is quite convoluted, but at the same time interesting. I read all the notes and…”Recommended · Steam review · Jan 2026 · 13 h played
Visuals & audio77% positive · 79 mentions
“What if you mix Half-Life, Portal, and a little of BioShock? You get Muller-Powell. A good game, with a ton of references to the games listed above. The story is quite convoluted, but at the same time interesting. I read all the notes and…”Recommended · Steam review · Jan 2026 · 13 h played
Gameplay & mechanics58% positive · 78 mentions
“What if you mix Half-Life, Portal, and a little of BioShock? You get Muller-Powell. A good game, with a ton of references to the games listed above. The story is quite convoluted, but at the same time interesting. I read all the notes and…”Recommended · Steam review · Jan 2026 · 13 h played
Performance & stability59% positive · 29 mentions
“Pros: • Generally good game with Half-Life 1 vibes. Although it reminds me Soma and Moons of Madness too. Cons: • Some game-breaking bugs • Some unnecessarily high difficulty peaks Summary: An OK game, but require some polishing. And…”Recommended · Steam review · Oct 2025 · 13 h played
Price & value59% positive · 27 mentions
“The Muller-Powell principle, it's a soft mix of puzzles and walkathon/mini-novel. I'll give a mini-dive into each and tell you my thoughts at the end, so skip there if you don't care. Puzzles - I actually like the core mechanic of the…”Recommended · Steam review · Jan 2026 · 7 h played
Controls & UI26% positive · 19 mentions
“The game is worth the money. Good puzzles, there are some new mechanics. Moreover, the plot is nice and you have a few choices in game. Only the control bothered me a bit, but I handled it.”Recommended · Steam review · Oct 2025 · 8 h played
Content & longevity53% positive · 15 mentions
238 recent English reviews stored · topics keyword-matched · topics under 12 mentions stay hidden · methodology