Fortress – Illenium Roblox Id 1008746745 Vote Up +6 Vote Down -5You already voted! This is the music code for Fortress by Illenium 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: Fortress - Illenium Roblox Id