The Sinnoh starters, Torterra, Infernape, and Empoleon star as the most valuable cards from the Diamond & Pearl base set, but don't neglect the Gengar that makes a sneaky appearance among some of ...

including the metallic Charizard and the diamond glitter Vaporeon, and there’s every possibility the Gengar Ectoplasma version will join the ranks being a special version of the Ghost-type.