Open .WAD file from Spyro the Dragon?

[Nero1024]

Ah, okay. I thought you were saying that you had extracted the model files, but they were in BIN format.

Can you open a BIN file up in a hex editor, and see if it says anything in the header?

If the file is LZMA/LZ77 compressed, you will probably be able to see some information. Example from an LZ compressed Mario Party 9 model:

Spoiler

I don't think these files are compress in that format, I also peered through it with a hex editor couldn't find anything familiar.