The 2025 Topps Knockout UCF Kayla Harrison 1/1 All-In Relic Fighter Worn UFC Champp is a rare and unique sports trading card featuring MMA athlete Kayla Harrison. The card is an original relic, meaning it contains a piece of material worn by the fighter, making it a highly collectible item for fans and collectors of UFC and MMA memorabilia. With its serial numbering and exceptional condition, this card is a valuable addition to any sports trading card collection.