Is this their first release where the odds don't exactly match up to the number of packs per box or case?
Autograph cards (1:24 packs) - 1 per box
Wardrobe cards (1:18 packs) - 1.33 per box, 16 per case
Dual Wardrobe cards (1:57 packs) - 0.42 per box, 5.05 per case
Collecting 1995, 1996 Marvel Masterpieces, 1995 Marvel Metal and 2007 DC Legacy
Also looking for Doctor Who Battles in Time and autographed index cards