First release date: October 10, 2007
Franchises: Portal
Platforms: PlayStation 3 - Linux - Android - PC (Microsoft Windows) - Mac - Xbox 360 - Nintendo Switch
Developers: Valve
Publishers: Valve, Electronic Arts
Waking up in a seemingly empty laboratory, the player is made to complete various physics-based puzzle challenges through numerous test chambers in order to test out the new Aperture Science Handheld Portal Device, without an explanation as to how, why or by whom.
