Questions Regarding un official downloads

[RedDevil]

well not really as I've downloaded like everything listed there for each game into a folder and want to unzip it into the game folders but have no way of telling which will bump what out if I add ed's stuff first then I find out member 2 has put in a new BMP and the same goes for the OOB files..

So what I'm trying to figure out is whose stuff works with whoms :)
this way i can play as many offered without screwing up everyones