From the author's README on Thunderstore

Adds 8 song(s) to skate.

Playlists & Tracklist

Master of Puppets

Metallica - Battery (Remastered)
Metallica - Master of Puppets (Remastered)
Metallica - The Thing That Should Not Be (Remastered)
Metallica - Welcome Home (Sanitarium) (Remastered)
Metallica - Disposable Heroes (Remastered)
Metallica - Leper Messiah (Remastered)
Metallica - Orion (Remastered)
Metallica - Damage, Inc. (Remastered)

Installation

Install via Thunderstore Mod Manager, or drop into your ReSkate launcher.

Packaged with ReSkate Music Packer

Install Metallic Master of Puppets Full Album

You need ReSkate and your own copy of skate. on Steam.

Open ReSkateLauncher.exe and go to MODS.
Search for Metallic Master of Puppets Full Album and click install. The launcher also installs anything it depends on.
Press PLAY. In game, the MODS tab of the ReSkate menu (Insert) turns it on and off.

Or install it by hand: download the .zip and drop it on the launcher window, or unzip it into its own folder in Mods\ beside Skate.exe.

Maps show up in the ReSkate menu's level list. To join a server running a custom map, you need the same map installed. If the game won't load after installing, see known issues.

skatemods doesn't host or review this mod. The download comes straight from Thunderstore. Only install mods you trust, because scripts can run code.