Wow being a guy who wrote most of his songs in acoustic guitar i must say these guys kick but. there is another duo named isometimeswritemusic who do a kick ass version of Drac's castle from SoTN. These guys inparticular your showing do a great gerudo valley too! Yeah i wish i could find the duo guys who did the cover of City of Gold from Secret of Mana that is probablay one of the best covers i've ever heard. Yeah all 3 duo's do a fine job!!
Yeah i found it! This cover is awesome!! They shoulda re-release it and put this version in the game:
不思議なお話を 〜 Secret of Mana Simply amazing!!!