The 2021-22 Upper Deck Series 2 - Young Guns Mason McTavish #451 (RC) is a highly sought-after trading card featuring the rookie player Mason McTavish from the Anaheim Ducks in the National Hockey League (NHL). This card is part of the Upper Deck Series 2 set and is a base set variety within the Young Guns subset. As a sports trading card, it captures an exciting moment in McTavish's career as he makes his debut in the league, making it a valuable addition to any collector's stash.