2010 Topps Opening Day Baseball Series Complete Mint Set with Madison Bumgarner and Buster Posey Rookie Cards Trevor The last 30 cards are

The last 30 cards are "Rookie cards" including Texas Rangers phenom Yu Darvish

Shelby Miller and others

indicating that this is a true Rookie Card

Try for your favorite star players including Lebron James

2010 Topps Opening Day Baseball Series Complete Mint Set with Madison Bumgarner and Buster Posey Rookie Cards Trevor The last 30 cards areThis is the 2010 Topps Opening Day Baseball Series complete mint hand collated 220 card set; it was never issued in factory form. Featuring Madison Bumgarner and Buster Posey Rookie Cards among others! Loaded with stars including Mickey Mantle, Alex Rodriguez, Ichiro Suzuki, David Wright, Derek Jeter, Albert Pujols, Tim Lincecum, CC Sabathia, Joe Mauer, Manny Ramirez, Justin Morneau, Evan Longoria, Ryan Howard, Mariano Rivera and more!!