The 2018-19 Upper Deck UD Series 1 Base #50 Nathan MacKinnon trading card is a single sports trading card featuring the Colorado Avalanche player in the National Hockey League (NHL). Manufactured by Upper Deck, this modern card from the 2018-19 season is part of the base set and is not autographed. Ideal for fans of Nathan MacKinnon and collectors of hockey trading cards, this item offers a piece of memorabilia from the talented athlete's career in the NHL.