The 2020-21 Upper Deck Rookie Retrospective Cale Makar #RR-10 trading card is a sought-after collectible for fans of ice hockey and the Colorado Avalanche. This sports trading card features a rookie insert of NHL player Cale Makar, part of the 2020-21 Upper Deck set by manufacturer Upper Deck. The card is a valuable addition to any trading card collection, especially for fans of the National Hockey League looking to commemorate a promising rookie player.