1The 2021-22 Upper Deck Series Two Moritz Seider Rookie Materials #RM-SE trading card is a standard-sized card made of card stock featuring the rookie player Moritz Seider from the Detroit Red Wings in the National Hockey League (NHL). This original sports trading card is part of the Rookie Materials insert set by Upper Deck and includes memorabilia of the player, making it a valuable piece for collectors. The card is in English language and is a base parallel/variety, perfect for fans of ice hockey looking to add a unique piece to their collection.