A short label for the BGM, describing where or when it plays, represented as a string.
A
Phase 7 +
Phase 9 +
Outside (Phase 10) +
Phase 8 +
Outside (Phase 11) +
Phase 11 +
Phase 10 +
Monster's room +
To the Bloody Passage +
Distorted +
Hadean Path +
During Turtle Hole event +
Before Turtle Hole event +
Turtle Hole event: Falling down +
Alloy Path +
Strange Giants +
Tower +
Main area +
Letter Path +
Tunnel + Entrance +