April 21, 2011: Version 1.2 adds in the first two sections of the multiplayer story. April 20, 2011: Version 1.1 now contains the final three chapters of the single player story. April 19, 2011: ...
As the player explores the depths of Aperture Science in the midsection of Portal 2, they’ll encounter fan-favorite character Cave Johnson. His tests revolve around using different gels to reach their ...