SLABLYTICS Track Free During Beta

Shining Fates Kyogre #21: PSA 9 vs PSA 10

The PSA 10 to PSA 9 spread on Shining Fates Kyogre #21 is a wide gem-mint premium: $72, with PSA 10 copies trading at 4.4x a PSA 9. Based on a recent PSA 10 sale of $94.00 on May 31, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

Shining Fates Kyogre #21
PSA 10
$92.96
Last sale $94.00 on
PSA 9
$21.07
Last sale $22.50 on
PSA 8
$16.63
Last sale $19.99 on

The Spread

The PSA 9 to PSA 10 spread on Kyogre #21 Shining Fates.

$72
Dollar gap, PSA 9 to PSA 10
4.4x
PSA 10 sells for 4.4x 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

Where this card lands in the broader Shining Fates picture: a non-holo with a $72 gap between PSA 9 and PSA 10. The PSA 9 to PSA 10 jump on WOTC-era cards reflects population scarcity at the top grade, not raw print run.

Track every grade tier. Spot every gap.

Real PSA prices across every grade tier. Founding member rate $3.99/mo locked forever. First 100 only.

Claim founding member rate
First 100 only. Founding member rate $3.99/mo locked forever.