* This limited-edition box set includes five rare single edits: Iron Man / Sabbath Bloody Sabbath / Am I Going Insane (Radio) / Hard Road / Symptom Of The Universe.
* 10 unique color picture sleeves from around the world, either ultra-rare or exclusive to this box set.
* Remastered by renowned engineer Andy Pearce.
* New liner notes booklet detailing the rarities contained within the box set, along with the story behind the birth and evolution of the most culturally important genre of all time.