The 2021 Upper Deck Artifacts Ball Marker Relics Annika Sorenstam #BM-AS is a single-insert sports trading card featuring a memorabilia piece from the golf athlete Annika Sorenstam. Manufactured by Upper Deck for the 2021 season, this card is an original with a unique card number matching the athlete's name. It is a valuable addition for fans and collectors of trading card singles in the sports memorabilia category, specifically for golf enthusiasts interested in authentic relics from their favorite athletes like Sorenstam.