HeartGold SoulSilver · #101/123 · uncommon

Professor Oaks New Theory

Market Value

$0.89

Daily Change

+0.0%

30 Day Change

-4.3%

IQ Estimated Market Value

Multi-signal valuation when recent sales are sparse or unavailable

IQ Estimated Market Value

$1.11

Confidence

70% · Moderate

Method

IQ estimate

Recent sold data is limited or unavailable. This estimate blends historical pricing, set comparables, scarcity metrics, and market trends.

Catalog market

$0.89

7d trend

-2.2%

Scarcity score

20/100

Supporting data points (4)

TCGplayer catalog market$0.89
Catalog NM market 0.89
Weight 30% · Confidence 72%
Set comparable cards$2.50
6 priced cards in HeartGold SoulSilver; set median 3.34, uncommon rarity adjustment
Weight 22% · Confidence 46%
Trend-adjusted historical$0.87
-2.2% 7d trend applied to base 0.89
Weight 18% · Confidence 78%
Lowest active listing$0.24
Lowest listing 0.25 (slight discount applied)
Weight 12% · Confidence 58%

How this was calculated

1.No recent sold listings found — IQ Estimated Market Value blends historical pricing, set comparables, and market heuristics.
2.TCGplayer catalog market for Professor Oaks New Theory is 0.89 (NM raw).
3.6 priced cards in HeartGold SoulSilver; set median 3.34, uncommon rarity adjustment.
4.Recent market trend: -2.2% over ~7 days.
5.Rarity/scarcity (uncommon, score 20/100) has limited premium impact.
6.Primary method: IQ multi-signal estimate (no reliable recent sales).