The 2022 Panini Mosaic - NFL Debut Kenneth Walker III #284 Green Mosaic Prizm (RC) is a highly sought-after trading card featuring the rookie player Kenneth Walker III from the Seattle Seahawks. This card, part of the base set for the 2022 Panini Mosaic collection, showcases a green mosaic prizm parallel variety, making it visually distinct and appealing to collectors. With its focus on the National Football League (NFL) and the excitement of a new season, this card is a valuable addition to any sports trading card collection.