Pro Set trading cards product, which could make and issue cards very quickly. For its first football card set in 1989, Pro Set released its cards in three series. The 1989 rookies were found primarily in the second series. Key rookies in the set included Troy Aikman, Barry Sanders, Derrick Thomas, Jeff Lageman and Deion Sanders. The 100 card Series II set was sold in packs, but the packs averaged 11 Series I cards and 4 Series II cards per pack. These cards not only featured first round picks but featured later round picks. These cards were labelled as Pro Set Prospects. At its
Trading card in more purchase opportunities. The value of a trading card depends on a combination of the card's condition, the subject's popularity and the scarcity of the card. In some cases, especially with older cards that preceded the advent of card collecting as a widespread hobby, they have become collectors' items of considerable value. In recent years, many sports cards have not necessarily appreciated as much in value due to overproduction, although some manufacturers have used limited editions and smaller print runs to boost value. Trading cards, however, do not have an absolute monetary value. Cards are only worth as much