Duality – Slipknot Roblox Id 1994091168 Vote Up +32 Vote Down -59You already voted! This is the music code for Duality by Slipknot 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: Duality - Slipknot Roblox Id