This is a progressive house remix of the Metal Sonic theme from Sonic The Hedgehog 4: Episode II. Remixed by me.
Download MP3: http://www.mediafire.com/download/2m4egestusu87tp/Boss+Metal+Sonic+%28Progressive+House+Remix%29.mp3
1.5 speed version (uploaded by striker0614)
https://www.youtube.com/watch?v=ZyAVK1VK4rU