Ancient Mysteries

Ancient Mysteries (originally unofficially referred to as Mystery) is Disc 1, Track 11 on the Xenoblade Original Soundtrack, and Disc 3, Track 7 on the Xenoblade Definitive Edition Original Soundtrack and the Xenoblade Chronicles Original Soundtrack Trinity Box. The melody at 0:19 is also used in A Spiritual Place.

It plays during these cutscenes:

Xenoblade Chronicles

 * Shulk, Reyn and Fiora reach Mag Mell Ruins in Tephra Cave
 * The party discussing further actions after Metal Face retreats from the Freight Road in Colony 6
 * Melia talking to her ancestor in the Ceremony Hall in the High Entia Tomb
 * During Shulk's audience with Emperor Sorean after returning from the High Entia Tomb
 * The party entering Ose Tower on Valak Mountain
 * Meyneth retelling the history of the Machina in the Data Centre in Agniratha

Future Connected

 * During the Quiet Moment The Future is Ours