Mystery NFL Rookie Slab graded in 10! What you will receive: 1 Slab of an NFL Rookie card from between the years 2006-2024. Slabs will be chosen at random and could be from any grading company, but will be a 10 in grade. Card brands will also vary and will be a mix of licensed and unlicensed products. Some will be numbered and autographed or RPAs as well. Looking to clear out inventory, so come get yourself a deal! Average value is around $20 but some cards are valued at as high as $50 based on recent comps.