Sonic Comet Edition is a hack of Sonic The Hedgehog with level changes and nice amount of secrets and alternate paths. Some graphical and musical changes. It’s my “second” attempt at hacking. ​​​​​​​•Zone Features • Green Hill Zone New music; New pallets; New background; Complete new layout. • Marble Zone Place holder music (Scrap Brain); New background and title set; Complete new layout. • Spring Yard Zone – Experimental/Unfinished Complete new layout for Act 1 only (experimental); New background; Pallet ​​changes.