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
Trump (card games) hand as in Ninety-nine, be determined by drawing a card at random as in Bezique, by the last card dealt to a designated player as in Whist, by the first card played as in Nine Card Don, be chosen by a designated player as in Barbu, or players may bid for the right to select the trump suit as in Contract Bridge or Skat. In most games, trump cards cannot be played if the player has any cards of the suit led to the trick; the requirement to "follow suit" is of higher priority. In a few games, trumps can