Spelunky is a Roguelike

These music packages can be used to replace SiaR's soundtrack. Just copy the files over the ones in the 'sound' folder and the game will play them instead.

Banjo-Tooie

Bomberman 64: The Second Attack!

Castle Crashers

Cave Story *highly recommended!

Chrono Trigger

Eversion

Faxanadu *SiaR's unofficial soundtrack

Hero Core

Kirby 64

Paper Mario

Sonic the Hedgehog 2

Spelunky *original game's soundtrack

Super Mario Bros.

Super Mario RPG