Doomsday – Mastadon Roblox Id 1602141835 Vote Up +19 Vote Down -10You already voted! This is the music code for Doomsday by Mastadon and 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: Doomsday - Mastadon Roblox Id