Best/Worst Metallica Cover Ever?

Could an a-capella version of Metallica classic ‘Battery’ be the worst ever cover?

The guys over at Metal Hammer have managed to locate a version of ‘Battery’ by German a-capella metallers (you’ll see how that works in a second) Van Canto that is either a work of genius or a terrifying assault on the ears.

Have a look below and you decide. When you watch the video below bear in mind that the only real instrument used in this performance is the drums – the rest is the sheer raw power of the human voice...