This 2016 Topps League Leaders sports trading card features three of the top performers in Major League Baseball (MLB): Corey Kluber, Marco Estrada, and Dallas Keuchel. The card number is 346 and it is part of the base set. It is a great addition to any baseball card collection and perfect for fans of these talented players. The card is manufactured by Topps and is a must-have for any collector or fan.