1990 Upper Deck Baseball Cards

The 1990 Upper Deck baseball card set was a significant release in the hobby, known for its high-quality photography and glossy finish, which set it apart from other brands at the time. While it lacked iconic rookie cards, it introduced the first pack-inserted autographed cards, featuring Reggie Jackson, which was a game-changer for collectors.

Despite the overproduction of cards in this era, certain error cards and PSA 10 graded versions still hold value today. The set was released in two series: Low Series (#1-700) and High Series (#701-800), with some rare inserts appearing in the latter