Cheating Dome - Enjoy your videogames, and let's be friends forever!
 

Screenshot

PlayStation 3 - Portal 2 screenshot



 
 

Portal 2

Easy "Preservation Of Mass" trophy for Portal 2 - PlayStation 3

Play Chapter 2 "Test Chamber 7". Keep track of the Companion Cube in this chamber. You can return to get it at the end of the level after using it to depress the button. Ignore GLadOS's comments and carry the cube through the broken "Emancipation Grill" at the end of the chamber to earn the trophy.


   All Cheats & Tips for PlayStation 3...
   All Cheats & Tips for All Systems...


Recently added games to Cheating Dome