Achievements
21 achievements
Description
The Portal Mod you've been waiting for. Delve into a new story with original characters, spanning over 8 hours of gameplay and featuring over 40 new challenging test chambers which make use of new mechanics.
- Reviews
- Overwhelmingly Positive
- SteamDB Rating
- 93.47%
- Release Date
- Steam Deck Compatibility
- Verified
Tags
Type
Mod |
Features
Single-player | |
Steam Achievements | |
Captions available | |
Steam Cloud | |
Includes level editor | |
Includes Source SDK | |
Full controller support |
Developer
Second Face Software | 2 |
Publisher
Second Face Software | 3 |
Franchises
Portal | 4 |
Portal 2 | 4 |