SLABLYTICS Track Free During Beta

SV08: Surging Sparks Flygon ex 222/191: PSA 9 vs PSA 10

The PSA 10 to PSA 9 spread on SV08: Surging Sparks Flygon ex 222/191 is a meaningful PSA 10 premium: $29, with PSA 10 copies trading at 2.2x a PSA 9. Based on the most recent PSA 10 sale of $56.00 on May 30, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

SV08: Surging Sparks Flygon ex 222/191
PSA 10
$53.20
Last sale $56.00 on
PSA 9
$24.48
Last sale $30.00 on
PSA 8
$10.50
Last sale $10.50 on

The Spread

The PSA 9 to PSA 10 spread on Flygon ex 222/191 (SV08: Surging Sparks).

$29
Dollar gap, PSA 9 to PSA 10
2.2x
PSA 10 sells for 2.2x 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

SV08: Surging Sparks 222/191 Flygon ex is a modern-era release from 2024. The gap between its PSA 9 and PSA 10 prices is $29.

Track every grade tier. Spot every gap.

Real PSA prices across every grade tier. Free during beta.

Get Free Beta Access
Founding Member Cohort · Limited to the First 100 Members.