HeartGold & SoulSilver · #101
Professor Oak's New Theory Price & Value
Uncommon · Normal, Reverse Holo
$0.86 market
Buy range $0.70 to $1.89TCGplayer listings (eBay + stores coming)
PSA 7.5
$2.58
PSA 8
$3.44
PSA 8.5
$4.30
PSA 9
$6.02
PSA 9.5
$9.46
PSA 10
$17.20
CGC 7
$2.15
CGC 8
$3.01
CGC 9
$5.59
CGC 9.5
$8.60
CGC 10
$14.62
Graded values are estimated from the live raw market until our sold-comp crawler is feeding real slab prices.
Price history
Professor Oak's New Theory price history
$0.86 +10.3% since Feb '24
high $0.97 · low $0.65 · 313 points over 2.5 yrs