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In Game Description
This plays a half-step lower note than Sheet Music: Bass Note.
This item can only be used in World-Locked worlds.
Like the Sheet Music: Flat Piano, it has the same function except Sheet Music: Flat Bass has a deeper sound rather than the Sheet Music: Flat Piano. To make this Sheet Music item, you need are Sheet Music: Bass Note Seed and Rock Seed.If you place 2 Sheet Music:Flat Bass next to each other, they will connect with each other creating a continous pattern.