Undertale – Undertale Roblox Id 378811798 Vote Up +6 Vote Down -17You already voted! This is the music code for Undertale by Undertaleand the song id is as mentioned above.Please give it a thumbs up if it worked for you and a thumbs down if its not working so that we can see if they have taken it down due to copyright issues. Tags: Undertale - Undertale Roblox Id