Professor Oak's New Theory

League & Championship Cards · #101/264 · Promo · 2016

$1.15

Market price ▼ 38.8% (1Y)

Prices as of Aug 14, 2026

30graded pop

10%gem rate

-40%off ATH $1.93 · Jul 2025

Market data

Price history

Standard

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-08-13

Grade 6 est.$1.09

Grade 5 est.$0.92

Grade 4 est.$0.76

Grade 3 est.$0.63

Grade 2 est.$0.52

Grade 1 est.$0.44

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$52.35

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-07-07

PSA18 graded · 2 gem 10

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CGC12 graded · 1 gem 10

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Population data from PriceCharting, updated monthly.

How much is Professor Oak's New Theory #101/264 worth?

Right now (August 14, 2026) the going rate for an ungraded Professor Oak's New Theory #101/264 from League & Championship Cards is about $1.15.

Grading changes the math on this one: a PSA 10 is valued around $52.35, roughly 45.5x the raw price, while a PSA 9 sits near $18.81. 18 copies have been graded to date, and 11% of them came back a 10 — worth knowing before you pay grading fees.

Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.

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