Installation Instructions: Go into the Gilvatale Undertale folder and your Undertale folder in steamapps/common/Undertale and just drag all of the music in the Gilvatale folder into the Undertale folder so it can overwrite the original music.
Update 1: Edited the end part of the Dummy Battle due to it just being silence and attempted to make it loop well.
Update 2: Added Sans/Hopes and Dreams/Another Medium/Temmie Village and Tem Shop/Hotel Battle theme/Mettaton Game Show theme/.
Update 3: Edited the file name for Mettaton EX's theme due to it missing the _ for it to work.
Update 4: Changed the song in the Ruins, added songs for "Megalovania", "Hotel" and the first "Start Menu".
Update 5: Removed the Start Menu theme due to it not working.
Update 6: Added the entire Main Menu tracks/Normal Mode Battle Tracks/Re-United/Music Box track/Toriel's House Track (2nd Version).
Update 7 (The big one): Added Metal Crusher/CORE/Barrier Break/Undyne Chase/Spear of Justice/Mysterious Box/Spooktune/ect.