Summary
Portal 2: Peer Review includes an additional course for Portal 2 co-op campaign, dubbed "Art Therapy"; as well as Challenge Mode for both single-player or multiplayer campaign, where players can play specific levels and compete in friends/worldwide leader-board.
More DLC for Portal 2
Details
- Developer
- Valve
- Themes
- Comedy
- Modes
- Single-player
- Perspectives
- First person
- Age ratings
- ESRB E10+, PEGI 12, CERO A