Game.pak

  is a PAK file located in the  -folder. It is a RAR archive wich holds a lot of game features in its different sub-folders. is the largest and most important game archive, together with the  for the in-game texts and   -   which is for the game entity. There are more other game archives which can be found in resource folder (see: List of archive files). Modifications sometimes use PAK files to decrease their folder size to a minimum.

Folders
has got a large number of folders in there. Those have got different purposes and content.