Release year for Base is 1999. Base is grouped under the Base era.
Set size is 102 cards, which categorizes Base as mid-size. As of 2026, the set is 27 years old and fits a legacy-era profile.
Within this set, Impostor Professor Oak is card number 73 with a Rare designation.
Impostor Professor Oak is a Base card from the 1999 release window. Its card type is Trainer.
The rarity label is Rare. Card rules text: Your opponent shuffles his or her hand into his or her deck, then draws 7 cards.
No explicit attack names are available in the loaded card metadata. Within set composition, this rarity normally lands above common and uncommon print tiers.
Current market pricing for Impostor Professor Oak (Base) sits near $6.16. The 7-day delta remains near neutral at +1.3%.
Against its 30-day baseline of $5.43, this card is pricing 13.4% higher. The 90-day window shows a floor near $4.64 and a peak around $6.16 (25% total spread), which maps to moderate-volatility movement.
Rarity classification for this copy is Rare.
Pricing context for collectors: Over the last 7 days, prices have remained stable at +1.3%, indicating a consolidation phase over sudden breakouts. Observed 90-day bounds of $4.64 and $6.16 create a 25% band, matching a moderate-volatility profile.
Current value is 13.4% above its 30-day reference ($5.43). Graded context points to a substantial premium curve, with PSA 10 at +5432% above raw pricing.
PSA 9 is currently around $43.63, while PSA 10 is $340.77.