Shocker, Warner Brothers/DC decided to do the same crap that all of the other movie houses are doing and issue amopre extensive version of a previously released DVD. This one is for Superman: Doomsday which was released over a year agoto fair reviews.
This new version includes a second disc with all sorts of extras and docs. there will be a Blu-Ray format release to coincide with this new 2-Disc set. Both versions will be released on November 25th. More info can be had at Worldfinestonline.com.
Shown below is the front and back cover to the 2-Disc release:
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