Talk:W. D. Gaster/@comment-31.183.206.149-20151010231207/@comment-98.165.167.48-20151012112837

There're also other game files that start with mus_st, like _happytown, _meatfactory and _troubledingle. What all four files have in common though, is that they appear in the secret Sound Test. mus would be music, st would be sound test. "him" just seems to be the internal name of his theme.