Undertale - All Boss Themes

All of the boss themes from the Undertale OST, for you to listen to. White borders indicate that a boss is faced on a neutral playthrough, and at times, also on other playthroughs. Yellow borders indicate that the boss is encountered on a pacifist playthrough, and a red border indicates that the boss is faced on a genocide route. Click on the video’s annotations to skip to a song. This feature currently only works on desktops and laptops. However, the times at which each song plays are listed at the botto