01Portal Conservation Society
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
- Unlocked by
- 2.8%
- Rarity
- Very rare
- Hidden achievement
- No
Data from Steam — Steam Web API Terms of Use. Last updated .
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Data from Steam — Steam Web API Terms of Use. Last updated .