| Set | Base Set |
| Card number | 73 |
| Rarity | rare |
| Type | Trainer |
| HP | 0 |
| Artist | Ken Sugimori |
| Released | Jan 1999 |
Impostor Professor Oak #73 Value (Base Set)
Pokemon card price guide: raw and graded values, eBay sold prices and price history. Updated Oct 5, 2026.
Impostor Professor Oak is a rare Trainer from the 1999 Base Set, illustrated by Ken Sugimori. It stands out due to its relatively high market rank and collectible interest compared to other rares in the set.
Current prices
| Source | Price |
|---|---|
| TCGplayer market price (USD) | $5.10 |
| TCGplayer mid price (USD) | $4.31 |
| Cardmarket lowest near mint (EUR) | €115.00 |
| Cardmarket 7-day average (EUR) | €37.83 |
| Cardmarket 30-day average (EUR) | €31.46 |
| Cardmarket listings available | 15 |
| eBay PSA 10 median (USD) | $1,200 |
Buy / compare: TCGplayer · eBay · eBay sold · Cardmarket
Have a copy in hand? Scan it with the Pokémon card scanner to confirm it is this exact printing.
What sets the price of Impostor Professor Oak #73
Impostor Professor Oak #73 is a rare Trainer card from Base Set, the Base era (1999). It ranks as number 40 by price out of 307 cards in the set. A PSA 10 sells for about 235x the raw price, so centering and surface condition decide most of what a copy is worth. Its price has held almost flat over the last 30 days ($5.00 to $5.10). The illustration is by Ken Sugimori.
Graded card values (PSA, CGC, BGS)
| Grading | Grade | Median sold | Sales |
|---|---|---|---|
| CGC | 10 | $28.50 | 2 |
| CGC | 8 | $32.74 | 2 |
| PSA | 10 | $1,200 | 5 |
| PSA | 9 | $62.67 | 5 |
| PSA | 8 | $79.16 | 5 |
| PSA | 7 | $56.84 | 2 |
Graded values are medians of real eBay sold listings.
Impostor Professor Oak price history
| Month | Avg Cardmarket low | Avg TCGplayer market |
|---|---|---|
| Oct 2026 | €115.00 | $5.10 |
| Sep 2026 | €115.00 | $4.97 |
| Aug 2026 | €115.73 | $4.90 |
| Jul 2026 | €132.35 | $5.39 |
| Jun 2026 | €41.98 | $4.68 |
| May 2026 | €73.00 | $4.68 |
| Apr 2026 | €59.00 | $4.68 |
| Mar 2026 | €51.67 | $4.88 |
| Feb 2026 | €45.00 | $4.46 |
Frequently asked questions
What is Impostor Professor Oak #73 worth on Oct 5, 2026?
As of Oct 5, 2026, a raw near mint copy is worth about $5.10, a PSA 10 sells for around $1,200 on eBay, the Cardmarket low is €115.00. Prices update hourly from Cardmarket, TCGplayer and eBay sold listings.
What is a PSA 10 Impostor Professor Oak #73 worth?
As of Oct 5, 2026, a PSA 10 Impostor Professor Oak #73 sells for about $1,200 on eBay (median of recent graded sales), compared with about $5.10 for a raw near mint copy.
Is Impostor Professor Oak #73 rare?
Impostor Professor Oak #73 is printed at rare rarity and ranks number 40 by price among the 307 cards in Base Set. Demand for the character and condition matter more than the rarity symbol.
Is Impostor Professor Oak #73 going up in value?
Not much right now. Its price has stayed within a few percent over the last 30 days, at about $5.10.
Is Impostor Professor Oak #73 worth grading?
Often, if your copy is clean. A PSA 10 sells for about 235.3x raw ($1,195 more), but a PSA 9 is worth far less than a 10, so check centering, corners and surface first.
How do I check which printing of Impostor Professor Oak I have?
Look at the set symbol and the card number (73) at the bottom of the card, then match both to this page. A phone scanner such as Card Value Scanner on iPhone reads them from one photo; on Android, search the number in the price guide.
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