At the bottom of the Dark Ground

"バダ・ファナで発見された音楽スフィア。少し汚れている"
At the bottom of the Dark Ground is a musical piece composed by Noriyuki Iwadare that is used in Brave Frontier 2. It is also the third song in Disc 4 of the Brave Frontier II Original Soundtrack.
==Appearances==
"At the bottom of the Dark Ground" serves as a theme for Bada-Fana.