Professor Oak's New Theory - 101 - Promotional - Crosshatch Holo Professor Program Stam Promo 2011 Tweet Out of stock. $44.98 Wishlist Sell This Product Details Card Number: 101 Card Type: Trainer (Supporter) Finish: Regular Illustrator: Ken Sugimori Manufacturer: The Pokemon Company Name: Professor Oak's New Theory Set: Heartgold Soulsilver