User blog comment:GlintLock/New Life Part 1/@comment-27765173-20160226105032

Does not have to be music related. Maybe a dark slime or an apophis, or a lava golem.

Or possibly a siren if you do want music related as they are all about beautiful singing voices and I do not recall having ever seen one in a fanfic yet.

edit: oh oh, a titania would be cool