For those who have not completed Xenoblade Chronicles X, this page may contain spoilers regarding the plot. Discretion is advised.
RE:ARR.X is a track in Xenoblade Chronicles X, composed and arranged by Hiroyuki Sawano. It is track 11 of disc one from the Xenoblade X Original Soundtrack, and the eleventh part of the suite titled 0rCH-SUITE "X". This music is heard in the ending of the main storyline, when the party restores the Lifehold Core power, contacts Nagi, and returns to New Los Angeles.