Pokémon
Professor Oak's New Theory (101/123) (League Promo) [HeartGold & SoulSilver: Base Set]
Professor Oak's New Theory (101/123) (League Promo) [HeartGold & SoulSilver: Base Set]
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$42.50
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| Set: | HeartGold & SoulSilver: Base Set |
| Type: | Supporter |
| Rarity: | Promo |
![Professor Oak's New Theory (101/123) (League Promo) [HeartGold & SoulSilver: Base Set]](http://cardboarddiamonds.com/cdn/shop/products/54c72f8f-a064-46bd-b9e2-817ec7174f98_12485186-4017-42f7-82f6-9466d474c2b5.jpg?v=1696330745&width=1445)