2CD edition and 5CD+3LP edition with extras.
CD1 - original album, remastered
CD2 - Dave Mustaine 2004 mixes/masters
CD3 - Randy Burns mixes (some released in '04, some unreleased)
CD4 - unreleased 1987 concert
CD5 - hi-def audio of original album + the 1987 concert
LP1 - original album remastered
LP2+3 - unreleased 1987 concert
Extras: Two 8x10 photos / two 8 ½ x 11 reproduced vintage concert flyers / one reproduced vintage ticket stub / 20-page book with liner notes by Dave Mustaine and Lars Ulrich
The 2CD edition is CD1+CD4, plus the Mustaine/Ulrich liner notes in the booklet.
Out in July.