Professor Oak's New Theory
HeartGold & SoulSilver · #101/123 · Uncommon · Illustrated by Ken Sugimori
Stable. Down 0.4% over 30 days, up 0.6% this week, -1.1% from its recorded high.Reverse Holofoil market price · direction only, not a recommendation.
| Variant | MYR | Source | Low–High |
|---|---|---|---|
| Normal | RM3.26 | $0.80 USD | $0.25 – $20.00 |
| Reverse Holofoil | RM28.17 | $6.92 USD | $4.28 – $63.10 |
Card Details
Price history & trend
Professor Oak's New Theory 101/123 is currently RM28.17 in Malaysian Ringgit — down 0.4% over the last 30 days, up 0.3% over 90 days. Its all-time high was RM28.49 (19 Jun 2026) and its low RM27.86 (26 Aug 2026). Harga & nilai updated 13 September 2026.
As of 13 September 2026, Professor Oak's New Theory #101/123 from HeartGold & SoulSilver has an estimated ungraded market value of RM28.17 ($6.92 USD, Reverse Holofoil), down 0.4% over the last 30 days, based on the TCGplayer marketprice converted at the same-day USD–MYR rate.
Other Professor Oak's New Theory cards
Professor Oak's New Theory printings from other sets, most valuable first — compare harga before you buy or sell.
More from HeartGold & SoulSilver
Guides
Prices are reference estimates computed from third-party market data (source-currency price × the same-day MYR exchange rate) — they are not offers to buy or sell, appraisals, or financial advice. Card values can move quickly; always verify before transacting. Use at your own risk.
MYR is computed from the source USD price × the same-day USD→MYR rate (ECB via Frankfurter). Card data & image: pokemontcg.io. Source listing ↗