Rare Pokmon Halloween Card: What You Need to Know Before Buying the Trick or Trade Booster Bundle Best Cards From The Trick Or Trade Bundle Mewtwo 056 172 Holo Rare Pokemon Halloween Set JAB Games13 Halloween Haunts with Gengar , This spooky season, were spotlighting not one but two hauntingly rare Gengar cards graded by DSG! First up, we have a 2004 FireRed & LeafGreen Gengar EXfirst