Impostor Professor Oak - Base (#73)
- Set
- Base
- Number
- 73
- Illustrator
- Ken Sugimori
Impostor Professor Oak - Base
Impostor Professor Oak is a Rare Trainer card from the Base Pokémon TCG set, released 1999, illustrated by Ken Sugimori. It sits at card number 73 in the Base checklist.
In collector terms, this is a standard rare. Current TCGplayer market price tops out at $5.72, with every variant's low / mid / high and direct prices listed below.
CIV 81Elite
Strong market heat, era strength.
30 / 90 / 365-day price momentum.
Cultural recognition + iconic-set bonus.
Release-window weight.
Prices USD 2 days ago · 2026-06-09 08:06 UTC
Where to buy on eBay 24 active listings · updated 2847m ago
![Pokémon TCG - Impostor Professor Oak - 73/102 - Shadowless - Base [Light Play] on eBay](https://i.ebayimg.com/images/g/rdgAAeSwNEpqIGqc/s-l225.jpg)
![Impostor Professor Oak - 73/102 - Base - [MP] on eBay](https://i.ebayimg.com/images/g/EXUAAeSwOJppVfH8/s-l225.jpg)
![Impostor Professor Oak - 73/102 - Base - [LP] on eBay](https://i.ebayimg.com/images/g/KxQAAeSwXNZpVfT~/s-l225.jpg)
![Impostor Professor Oak - 73/102 - Base - [LP] on eBay](https://i.ebayimg.com/images/g/NuwAAeSwb2hpVfHE/s-l225.jpg)
Market price history
Sale History 55 sales · since 2021-10-01
| Date | Grade | Price | Lot |
|---|---|---|---|
| RAW | $1.21 | ||
| RAW | $1.46 | ||
| RAW | $1.00 | ||
| RAW | $1.43 | ||
| RAW | $1.48 | ||
| RAW | $1.19 | ||
| RAW | $1.35 | ||
| RAW | $1.38 | ||
| RAW | $1.35 | ||
| RAW | $1.62 | ||
| RAW | $1.24 | ||
| RAW | $1.34 | ||
| RAW | $1.75 | ||
| RAW | $1.67 | ||
| RAW | $1.93 | ||
| RAW | $1.58 | ||
| RAW | $1.18 | ||
| RAW | $1.57 | ||
| RAW | $1.55 | ||
| RAW | $1.43 | ||
| RAW | $1.41 | ||
| RAW | $1.38 | ||
| RAW | $1.89 | ||
| RAW | $1.84 | ||
| RAW | $1.81 | ||
| RAW | $1.56 | ||
| RAW | $1.54 | ||
| RAW | $1.75 | ||
| RAW | $1.47 | ||
| RAW | $1.31 | ||
| RAW | $1.16 | ||
| RAW | $1.36 | ||
| RAW | $1.40 | ||
| RAW | $1.13 | ||
| RAW | $1.28 | ||
| RAW | $0.99 | ||
| RAW | $1.00 | ||
| RAW | $1.18 | ||
| RAW | $1.20 | ||
| RAW | $1.23 | ||
| RAW | $1.32 | ||
| RAW | $1.84 | ||
| RAW | $1.37 | ||
| RAW | $1.04 | ||
| RAW | $1.15 | ||
| RAW | $1.19 | ||
| RAW | $1.25 | ||
| RAW | $1.13 | ||
| RAW | $1.39 | ||
| RAW | $1.31 | ||
| RAW | $1.33 | ||
| RAW | $1.24 | ||
| RAW | $1.20 | ||
| RAW | $1.15 | ||
| RAW | $2.00 |
Impostor Professor Oak FAQ
Click any question to expand. Every answer pulls from this card's live Catchinary data.
How much is Impostor Professor Oak from Base worth?
Recent recorded market price is $5.72 (latest tracked snapshot 2026-06-10). See the variant breakdown above for per-variant low / mid / high / market spread and the market price history chart for the long-term arc. Graded estimates (PSA 10, PSA 9, CGC Perfect) are shown when auction data is available.
How rare is Impostor Professor Oak?
This printing is a standard rare (the card is labeled "Rare" on the checklist). This is the only printing of Impostor Professor Oak currently indexed.
Who illustrated Impostor Professor Oak?
Ken Sugimori illustrated this card. See Ken Sugimori's full Catchinary page for every Pokémon card they've drawn, grouped by set with current market prices, career stats, and alt-art highlights.
When was Impostor Professor Oak released?
The Base set released in 1999, so this card (#73 in the set) has been available since then. Its current and historical market price is tracked above.
Where can I buy Impostor Professor Oak?
The "Where to buy on eBay" panel above shows live listings. For long-term holds, consider graded copies (PSA / CGC) which trade separately and usually at a premium over raw.
Is this card in Standard format?
Legal formats rotate as new sets release - see the Base set page for current Standard / Expanded / Unlimited status. Catchinary tracks 0 cards across every English-language set, so if this one has rotated out there's almost certainly a current-format reprint you can check.