According to CDJapan.co.jp, Universal Music has set an October 13 Japanese release date for the "The Big Four" regular-edition single DVD and "The Big Four" deluxe-edition two-DVD/five-CD package containing footage of the June 22, 2010 Sonisphere cinecast from the Sofia, Bulgaria leg of the touring rock festival featuring the "Big Four" of 1980s thrash metal ??? Metallica, Slayer, Megadeth and Anthrax. The complete tracklistings are unclear, but the deluxe edition includes an event poster, a poster from each band (four posters total) and guitar pick (subject to change). The box size is 20.5 x 15 x 4cm (subject to change).
