There is only one file type that uses the .NAZ extension:
Total Overdose Game Data File
Game data file used by Total Overdose, an open world third-person shooter game that takes place in Mexico; contains various data, such as sounds, graphics, and game properties; can be used for adding support for multiple languages.
Using a text editor, some Total Overdose users modify game settings in the blocks.naz file to enable some cheats, such as "god mode," full ammunition, or invisibility.
|Deadline Games Total Overdose||Paid|
Updated: December 3, 2010