Portal: Revolution is a fan-made mod for Portal 2, which plays before the events of Portal 2 in the dead and decaying Aperture facility. Delve into a new story with original characters, spanning over 8 hours of gameplay and featuring over 40 new challenging test chambers that make use of new… Summary: IGDB
Mind Score
Fair to the player
Respect
95
Nourish
56
Stimulation
gentle
Has an endingStop anytime
What it exercises
Problem solving
- 35 of 100 reviews mention puzzles
Creativity
- Steam store: Includes level editor
Story and reading
- 32 of 100 reviews mention the story
High confidence · 28 Sept 2026 · Rules-based estimate from the Steam store, player reviews and PEGI/ESRB descriptors. Not a substitute for the official rating or your own judgement. Tap a label to see the evidence.