No such thing as file extension 0_full_0_tgod_signed exists, it's actually part of CrossFire_OBV4.8.3.0_Full_0_tgod_signed.exe file and you have known file extensions hidden in your system.
0_FULL_0_TGOD_SIGNED file extension - CrossFire_OBV4.8.3.0_Full_0_tgod_signed.exe
What is 0_full_0_tgod_signed file? How to open 0_full_0_tgod_signed files?
File type specification:
It seems that many users are looking for 0_full_0_tgod_signed file extension, but no such thing exists.
Some kind of suspicious (possible malware) file named "CrossFire_OBV4.8.3.0_Full_0_tgod_signed.exe" can be found on internet. If you have file extensions disabled in Windows, you won't see the .exe bit and the "0_full_0_tgod_signed" might appear as actual file extension.
Do not execute the file, rather launch anti-virus and check the file before you infect your computer.