This website OCREMIX is a fucking awsome website: http://www.ocremix.org/index.php
They have literally allmost a thousand remixed songs, all comeing from allmost every gameing system includeing Snes, PS2, PC, Sega, etc.
They also have a way you can download entire archives of they're songs: .. currently you have to download the entire collection in 2 parts off bittorent, by useing this site: http://bt.ocremix.org/
There are soo many game's to choose from! You download them right off they're site, because the remixed versions have no copyright, makeing them "legal" to download.
btw, they also have a live internet radio for you dial-up users: http://oc.ormgas.com/ocmain.php