: Features hard-to-find caches hidden throughout the game's various environments. Collector’s Edition Exclusives
: Includes 40 colorful main levels and one special bonus level. Roads of Rome: Portals 2 Collector’s Edition Fr...
: Downloadable desktop wallpapers, original music tracks, and concept art. Common Feedback and Technical Considerations : Features hard-to-find caches hidden throughout the game's
This special edition includes several extras not found in the standard version: original music tracks
: Offers 4 difficulty modes, including a multi-click mode and two different object selection modes to tailor the experience.
: An automatic strategy guide and cache maps for every level to help you uncover every secret.
: Extends the gameplay with nearly a dozen extra challenges.