Lost Ground

"Mysterious song passed down in Grand Gaia."
Lost Ground is a musical piece composed by Hikoshi Hashimoto that is used in Brave Frontier. It is also the twentieth song in Disc 2 of the Brave Frontier Original Soundtrack.
==Appearances==
"Lost Ground" serves as the overworld theme of Raid Battle.
==How to Unlock==
This song becomes available for purchase in the Music House upon clearing "The Ash-Covered Pass" in Lizeria's Golzo Mountains.