The 2026 Topps Series 1 Kristian Campbell Major League Material Relic #MLM-KC is a baseball trading card featuring memorabilia from the player Kristian Campbell of the Boston Red Sox. Manufactured by Topps, this card is part of the 2026 Series 1 set and is a special Relic variety, making it a unique addition to any sports card collection. With its connection to the MLB and the Boston Red Sox team, this card is sure to be a sought-after item for fans and collectors alike.