The 2021-22 Upper Deck Black Diamond Diamond Futures Alexander Holtz trading card is a rare and highly sought-after collectible item featuring the talented NHL player from the New Jersey Devils. With a limited print run of only 249, this card is a valuable addition to any sports memorabilia collection. Fans of ice hockey and trading card enthusiasts alike will appreciate the unique features of this serial-numbered rookie insert from Upper Deck's Black Diamond series for the 2021-22 season.