This is a Mark McGwire 1988 Donruss #1 Mark Diamond Kings sports trading card featuring the Oakland Athletics player. The card is part of the 1988 Donruss set and has a Diamond parallel/variety. It is in near mint or better condition, though it is ungraded.

The card is perfect for collectors of Major League (MLB) baseball trading cards. It is not autographed, but it is a great addition to any collection. The card number is #1 and it was manufactured by Donruss. This card is from the 1988 season and is a must-have for any sports trading card enthusiast.