
Session Respect Score
"A Half-Life 2 mod offering single-player shooter action with a sci-fi narrative about interdimensional catastrophe."
Minimum session
15 min
Pausability
At save points
Resume friendliness
Some reorientation
FOMO pressure
Zero FOMO
Focus required
Moderate
Session structure
Story chapters
Similar games
Platforms
About
Mistake of Pythagoras is a modification for Half-Life 2, developed by Koumei Satou. Something goes mad because the human race failed in the experiment, and it connects with another world. The resident in the another world is crazy due to the mistake. We should restore the situation.
You are Gordon in a parallel world and the city is under attack from unknown enemies. You have to find out a way to stop the invasion by traveling into their world and correcting the “mistake.”
Media
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Community Session Data
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Context Tags
No sound needed? One-handed? Good for commutes? Players vote.
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Platform Notes
Does it actually work well on your platform? Community tested.
Mistake of Pythagoras — Session FAQ
- How long does a session of Mistake of Pythagoras take?
- The minimum meaningful session for Mistake of Pythagoras is approximately 15 minutes. This is the shortest play window where you can make real progress or have a satisfying experience, based on community data.
- Can you pause Mistake of Pythagoras?
- Mistake of Pythagoras uses save points or manual saves. You'll need to reach a checkpoint before exiting to avoid losing progress — factor this into your session planning.
- Does Mistake of Pythagoras pressure you to keep playing?
- Mistake of Pythagoras has no FOMO mechanics — no timed events, live content, or narrative cliffhangers. You can stop whenever you want without feeling like you're missing out.
- What is Mistake of Pythagoras's Session Respect Score?
- Mistake of Pythagoras has a Session Respect Score of 7.7/10. This score combines minimum session length, pausability, FOMO level, and pickup friendliness into a single metric for how well the game fits busy schedules.






