The Topps 2007 MLB Baseball Complete Set Series 1 & 2 contains a total of 661 cards, featuring players from the Major League Baseball (MLB) season of 2007. This factory-sealed set includes cards of Ryan Howard from the Philadelphia Phillies, as well as other notable baseball athletes. It is an original release by Topps, with features like Target Exclusive, Rookie cards, and variations, making it a valuable addition to any sports trading card collection for baseball fans.