HSK – Mostack Roblox Id 854408825 Vote Up +1 Vote Down -0You already voted! This is the music code for HSK by Mostack 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: HSK - Mostack Roblox Id