07-29-2012, 04:05 AM
Portal is based off a game called "Narbacular Drop" (which is a short puzzle game by "Nuclear Monkey Software" (Good name right?) ).
Source: en.wikipedia.org/wiki/Narbacular_Drop
Also heres a vidoe of some one playing the game (not my video), you can see how Value have used some bits for Portal and stuff. - http://www.youtube.com/watch?v=tNG52b_jLYc
Source: en.wikipedia.org/wiki/Narbacular_Drop
Also heres a vidoe of some one playing the game (not my video), you can see how Value have used some bits for Portal and stuff. - http://www.youtube.com/watch?v=tNG52b_jLYc