Professor Oak's New Theory
HeartGold & SoulSilver · #101 · Uncommon · Mid-era · 2010
Pulling Professor Oak's New Theory in a HeartGold & SoulSilver pack is about 100% (Uncommon slot). Published, provably-fair odds you can verify.
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Professor Oak's New Theory market value
Professor Oak's New Theory (HeartGold & SoulSilver #101) has a live market value of 73 Sparks, about $0.73 at the latest market price. That market price for Professor Oak's New Theory was last updated on October 19, 2026. On PackLab one Spark equals one cent of card value, so 73 Sparks is the figure shown for Professor Oak's New Theory in the set browser, on this page and in your vault after you pull it. If you pull Professor Oak's New Theory, you can sell it back instantly at 85% of market value, which comes to 62 Sparks at the current price. Sparks have no cash value and are only used on PackLab. A HeartGold & SoulSilver pack is 6,450 Sparks; this card's market value is 73 Sparks. Among the 124 priced cards in HeartGold & SoulSilver, Professor Oak's New Theory is the 105th most valuable. The median priced card in the set is 372 Sparks, and the most valuable card is Lugia LEGEND at 42,285 Sparks.
How to pull Professor Oak's New Theory
In a HeartGold & SoulSilver pack, the Uncommon slot shows an Uncommon card about 100% of the time. Professor Oak's New Theory is one of 38 priced Uncommon cards in HeartGold & SoulSilver that can fill that result, so landing this exact card is less likely than the rarity figure. These are the published odds for HeartGold & SoulSilver: the full slot-by-slot table is on the HeartGold & SoulSilver page, and the odds page explains how each set's rates are built. Every HeartGold & SoulSilver box commits its card order before the first pack is sold, so each rip can be checked once the box sells out.
Rarity and era
Professor Oak's New Theory is an Uncommon card, number 101 in HeartGold & SoulSilver. HeartGold & SoulSilver lists 38 Uncommon cards out of 124 cards in total, about 31% of the set list. Among the 38 priced Uncommon cards, market values run from 27 Sparks to 1,562 Sparks, and Professor Oak's New Theory ranks 30th of them. HeartGold & SoulSilver is part of the HeartGold & SoulSilver series and sits in the Mid-era era of the PackLab catalog. Mid-era sets sit between the early classics and the current releases, and sealed packs from them are harder to find today.
About HeartGold & SoulSilver
HeartGold & SoulSilver was released on February 10, 2010 and lists 124 cards on PackLab, 124 of them with a live market price. Together, the priced cards in HeartGold & SoulSilver carry a combined market value of 308,184 Sparks. By market value, Professor Oak's New Theory sits just below Qwilfish (80 Sparks) and just above Dunsparce (71 Sparks).
