Illustrated by Ken Sugimori
HeartGold & SoulSilver · HeartGold & SoulSilver series
Professor Oak’s New Theory
Professor Oak’s New Theory is a Uncommon from the Pokémon TCG set HeartGold & SoulSilver (HeartGold & SoulSilver series), card #101 of 124. It's one of 38 Uncommon cards in the set.
It's a Trainer with 0 HP. The art is by Ken Sugimori.
Market value
Updated 11 days agoRecent range $0.25 – $20.00
- Reverse Holofoil
- $6.92
- Normal
- $0.82
PSA 9 & PSA 10 comps
Graded sales are pulled live in the Scryda app
Scan your copy with Scryda to match the exact print and finish, track it in your collection, and get an alert when the price moves.
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Raw market value for ungraded copies, from marketplace sales data via TCGCSV and refreshed daily. Estimates for reference — not an offer to buy or sell.
How much is Professor Oak’s New Theory worth?
Professor Oak’s New Theory (HeartGold & SoulSilver #101) is worth about $0.82 raw and ungraded. Recent marketplace activity spans $0.25 to $20.00 depending on condition and finish. Price data last refreshed 11 days ago.
More Uncommon cards in HeartGold & SoulSilver
Most valuable cards in HeartGold & SoulSilver
Card details
In this set
- Set
- HeartGold & SoulSilver
- Series
- HeartGold & SoulSilver series
- Card number
- #101 / 124
- Rarity
- Uncommon
- Released
- February 10, 2010
Common questions
What rarity is Professor Oak’s New Theory #101?
Professor Oak’s New Theory is an Uncommon. HeartGold & SoulSilver contains 38 cards at that rarity out of 124 total.
Does condition change what Professor Oak’s New Theory is worth?
The prices on this page are for raw, ungraded copies. Condition swings what a card fetches — a Near Mint copy can be worth several times a played one, and a PSA 9 or PSA 10 slab is a different market again. Scryda scans the card, reads the exact print and finish, and shows raw alongside graded comps.