Power Metal Demo
Power Metal was a demo recorded sometime in April 1982. Although the demo was never officially released, it was given the bootleg name "Power Metal" and contained four original songs by Metallica. It contained "The Mechanix", written for the band by Dave Mustaine, and "Motorbreath", which was written solely by James Hetfield. It was also recorded in McGovney's garage.
Read more about this topic: List Of Metallica Demos