If you want, give me the file name and SHA256 hash and I’ll help assess it.
However, you can play the game on PC using verified emulation software if you own the original game files. Official Platforms & Availability dragon ball z battle of z pc download verified
To stay legal and "verified," you should rip the files from your own physical copy of the game using a compatible Blu-ray drive or a modded console. If you want, give me the file name