The concert that brought the “Big 4” heavy metal bands together for the first time on one stage is now available on Blu-ray Disc and DVD. Filmed in Sofia, Bulgaria, the “Big 4” consists of Metallica, Megadeth, Slayer and Anthrax — four of the most influential rock bands emerging from the early 80’s. “The Big Four Live From Sofia” contains over 5 hours of footage and 2 hours of never-before-seen video from the June 22nd, 2010 concert in Sofia and the group’s seven concert tour in Europe. The Blu-ray release contains two discs presented in high-definition 1080p video at 1.78:1 aspect ratio. “The Big Four Live From Sofia” carries an MSRP of $34.99 and is currently available to purchase for $24.99 from Amazon.com. Click here to order.