Final Fantasy X (not really) – Sky Theme Piano Cover Cover, Cover Fantasy, Coverversion Folk-Rock, Songcover Rock, Coverversion Sky, Forth coming (Sky4), The Story Of Sky - CD 3, Yea, so for the longest time this song was being shown as Tidus & Yuna’s Theme from FFX. It’s not. It’s a piano version of a Korean BY a group named Sky. Like 0 Thanks! You've already liked this