SV: Prismatic Evolutions Iron Hands ex 154/131: PSA 9 vs PSA 10
SV: Prismatic Evolutions Iron Hands ex 154/131 shows a wide gem-mint premium between PSA 9 and PSA 10: an $87 dollar gap, with the gem mint multiplier at 3.3x. Based on the most recent PSA 10 sale of $176.00 on May 21, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$125.50
Last sale $176.00 on
PSA 9
$38.28
Last sale $35.00 on
PSA 8
$24.00
Last sale $17.50 on
The Spread
The PSA 9 to PSA 10 spread on Iron Hands ex 154/131 (SV: Prismatic Evolutions).
$87
Dollar gap, PSA 9 to PSA 10
3.3x
PSA 10 sells for 3.3x a PSA 9
Three-Outcome EV Calculator
15%
70%
15%
Defaults are conservative starting points. Adjust based on the specific slab. A borderline 9 with strong centering plays differently than a 9 with edge wear.
PSA 10 outcome (sale price minus resub minus acquisition)
$0
PSA 9 outcome (regrade, no upgrade)
$0
PSA 8 outcome (downgrade, slower sell, tied capital)
$0
Expected Value
$0
Math favors holding the 9
SV: Prismatic Evolutions 154/131 Iron Hands ex is a modern-era release from 2025. The gap between its PSA 9 and PSA 10 prices is $87.
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