Undertale songsUndertale OSTs and other remixes/Undertale themed songs (such as songs from different AUs)

Undertale OST 001: Once Upon A Time

Undertale OST 002: Start Menu

Undertale OST 003: Your Best Friend

Undertale OST 004: Fallen Down

Undertale OST 005: Ruins

Undertale OST 006: Uwa!! So Temperate♫

Undertale OST 009: Enemy Approaching

Undertale OST 010: Ghost Fight

Undertale OST 011: Determination

Undertale OST 012: Home