The 2013 music update was an update to the game's music assets that occurred on November 13, 2013.[1] It occurred for all players, even those who did not update their version. On that date, 17 music tracks by Minecraft composer C418 were introduced into the game – 16 tracks that had been previously released on his album Minecraft - Volume Beta, and one additional track.
Additions
Four tracks that play at the main screen: "Mutation", "Moog City 2", "Beginning 2" and "Floating Trees".
Six tracks that play in Creative mode: "Biome Fest", "Blind Spots", "Haunt Muskie", "Aria Math", "Dreiton" and "Taswell".
Four tracks that play in the Nether: "Concrete Halls", "Dead Voxel", "Warmth" and "Ballad of the Cats".