The HotCardboard Mystery Box is a unique grab bag of unopened baseball card/memorabilia boxes including hobby, retail, and a variety of years and brands. each Mystery Box contains between 2 and 6 sealed boxes of cards/memorabilia.
The average retail value of each Mystery Box (using Blowout Cards or similar pricing) is $274. Some boxes have retail values up to $460. Every box is guaranteed to be valued more than $200.
Only 13 of these boxes were made!