Professor Oak's New Theory
HeartGold & SoulSilver · #101 · Uncommon
All Professor Oak's New Theory cards →
$50.78
PSA 10 · -47%
Based on 5 sales
$18.36
PSA 9
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The Professor Oak's New Theory from HeartGold & SoulSilver $50.78 in PSA 10 grade. Prices have decreased 47% over the past 30 days.
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Price by Grade
PSA 9
$18.36
PSA 10
$50.78
Recent Sales
2026-04-14
· raw
· tcgplayer
$0.97
2026-04-10
· raw
· tcgplayer
$0.65
2026-04-06
· raw
· tcgplayer
$0.89
2026-03-31
· raw
· ebay
$0.99
2026-03-21
· raw
· tcgplayer
$1.97
2026-03-10
· raw
· ebay
$1.53
2026-03-09
· psa 7
· ebay
$3.39
2026-03-02
· raw
· ebay
$1.54
2026-02-27
· raw
· tcgplayer
$6.92
2026-02-25
· raw
· tcgplayer
$0.97
2026-02-02
· raw
· tcgplayer
$0.97
2026-01-28
· raw
· tcgplayer
$0.80
2026-01-21
· raw
· tcgplayer
$0.79
2026-01-09
· raw
· ebay
$0.99
2026-01-08
· raw
· tcgplayer
$1.23
2026-01-07
· raw
· tcgplayer
$0.86
2026-01-07
· raw
· ebay
$1.75
2025-12-30
· raw
· tcgplayer
$0.80
2025-12-20
· raw
· tcgplayer
$0.79
2025-12-19
· raw
· tcgplayer
$0.79
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