Portal 2 "Portal Conservation Society" Achievement Guide Video
Posted: April 25, 2011
Need some help getting the Portal Conservation Society Achievement in Portal 2? Learn how to get this achievement with ease, courtesy of Rune & Peter. Check out more of their portal 2 guides on their Youtube Channel, SoftlyAdverse.
Games in this Video:Portal 2 (PC), Portal 2 (Macintosh), Portal 2 (Xbox 360), Portal 2 (PlayStation 3)