epithet
Explorer
If you're looking for some kind of powerful patron to flesh out your character's backstory and personality, you might look to an archfey instead of a god.
See, for example, this:
http://forgottenrealms.wikia.com/wiki/Summer_rhymer
See, for example, this:
http://forgottenrealms.wikia.com/wiki/Summer_rhymer