- This lot includes 42 packs of 1990 Premier Edition baseball trading cards, featuring pre-rookie mint cards from the Major League (MLB). Each pack contains standard size cards from the Premier Edition manufacturer. The set includes sports trading cards that are perfect for baseball fans and collectors alike. The cards are sealed and in mint condition, making them a great addition to any collection. The cards are from the 1990 season and feature rookie players from various teams. This lot is a great opportunity to add some valuable and rare cards to your collection.