Blacephalon SM221 Prerelease Staff

Market Value

$70.11

Daily Change

+0.0%

30 Day Change

+24.7%

Price History

Gold is SlabIQ market. Blue / purple are eBay sold daily averages for PSA 10 and PSA 9 when available.

$56.21 → $70.11 (+24.7%)

SlabIQeBay sold · PSA 9

Touch and drag the chart to explore price history.

$70.11$56.21

Oct 25

SlabIQ $70.11

PSA 9 $67.57

Recent eBay sold comps by grade

$67.57

Oct 5, 2026 · PSA 9

eBay

Buy It Now & Best Offer · English & Japanese (cached) · updated Sep 4, 11:12 PM UTC

PSA 9 1

No NM listings matched this card.

Multi-signal valuation when recent sales are sparse or unavailable

IQ Estimated Market Value

$62.36

Confidence

81% · High

Method

Hybrid

Catalog market

$70.11

7d trend

+0.0%

Scarcity score

55/100

Recent sales median

$67.57

Supporting data points (6)

Recent sold comps$67.57
1 recent sale; median 67.57
Weight 35% · Confidence 63%
SlabIQ catalog market$70.11
Catalog NM market 70.11
Weight 30% · Confidence 72%
Set comparable cards$21.81
22 priced cards in SM Promos; set median 21.81, promo rarity adjustment
Weight 22% · Confidence 62%
Trend-adjusted historical$70.11
+0.0% 7d trend applied to base 70.11
Weight 18% · Confidence 78%
Lowest active listing$77.60
Lowest listing 80 (slight discount applied)
Weight 12% · Confidence 58%
Scarcity & rarity premium$73.19
Scarcity score 55/100 (promo, modern)
Weight 10% · Confidence 52%

How this was calculated

1.Limited recent sales (1) — estimate weighted toward catalog and comparable signals with sales as a partial anchor.
2.SlabIQ catalog market for Blacephalon SM221 Prerelease Staff is 70.11 (NM raw).
3.22 priced cards in SM Promos; set median 21.81, promo rarity adjustment.
4.Recent market trend: +0.0% over ~7 days.
5.Rarity/scarcity (promo, score 55/100) adds a modest premium.
6.Primary method: hybrid blend of sales and model signals.