Professor Oak's New Theory
German: Professor Eichs neue Theorie
HeartGold SoulSilver · 101/123 · Uncommon · 2010 · Illustrator: Ken Sugimori
Professor Oak's New Theory is card 101/123 from HeartGold SoulSilver (2010) and currently number 118 by value in the set at €0.14 (Cardmarket trend). It was illustrated by Ken Sugimori.
Cardmarket trend€0.14as of 2026-10-06
7 days–7 days ago €0.03
Vs. sales average–30-day avg. €0.17
Lowest price€0.02cheapest listing
Holo / Reverse€2.74trend of the holo version
USA$0.75TCGplayer market price
Price history
2026-09-02 – 2026-10-06 · 17 data points
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