The 2021 Topps WWE Slam Attax #278 & 279 Undertaker "Thank You Taker Inserts" are special sports trading cards featuring the legendary wrestler Undertaker. Manufactured by Topps, these cards are part of the 2021 Slam Attax set and belong to the "Thank You Taker" insert set. Designed specifically for wrestling fans, these cards highlight the career and impact of Undertaker in the WWE world, making them a must-have for any wrestling memorabilia collector.