Expansion Pack 20th Anniversary · #31/87
Common × Mitsuhiro Arita
コイキング
1st EditionNear Mint
$1.40
7D range
Flat over 30d while momentum builds.
7d
+0.7%
30d
+2.9%
90d
+16.7%
Growth/yr
+93.3%
90d ann.
Volatility
50.3%
52w range
100%
$1.13–$1.4
Positioning vs 90d trend
1st Edition
PSA 10 vs raw
126×
-2% over 197d
Grading the raw copy nets about $56.21 on average at its 74% PSA 10 rate. Break-even sale $81.39 · PSA 10 $177.
| GraderGrader · grade | Odds | Value | Fee | Edge / copy |
|---|---|---|---|---|
 10Best | 74.2% | $177 | $79.99Regular | +$56.21 |
| 9 | 21.6% | $29.13 | ||
 Pristine 10 | ~5.1% | $110 | $20.00Economy | -$9.17 |
| 10 | ~15.2% | $31.18 | ||
| 9 | 9.1% | $10.26 |
Odds are each company's population mix for this card, not a condition-adjusted forecast. ~ marks estimates: premium labels (Pristine 10, Black Label) are folded into each grader's 10 count, so their split is heuristic.
569
Total graded
60.6%
Gem Rate
10
345
9
105
8
12
7
7
6
0
| Date | Grade | Price | vs FV |
|---|---|---|---|
| Jul 24, 2026 | 10 | $130 | -26% |
| Jul 24, 2026 | 10 | $190 | +8% |
| Jul 24, 2026 | 10 | $200 | +13% |
| Jul 16, 2026 | 9 | $30.00 | +3% |
| Jul 14, 2026 | 9 | $7.50 | -27% |
| Jul 3, 2026 | 10 | $20.51 | -34% |
| Jul 3, 2026 | 10 | $16.50 | -47% |
| Jul 2, 2026 | 10 | $26.00 | -17% |
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