Japanese Svem-Terastal Starter Set Mewtwo EX PSA Population Report
The PSA population report for Japanese Svem-Terastal Starter Set Mewtwo EX counts 405 grades across 8 cards as of September 17, 2026. 348 of those grades are PSA 10s, a set-wide gem rate of 85.9%. The table lists every card of this set in GemRate's public PSA population tracking, with PSA 10 and PSA 9 counts, total grades, and per-card gem rate.
| # | Card | PSA 10 | PSA 9 | Total graded | Gem rate |
|---|---|---|---|---|---|
| 001 | Mewtwo EX | 338 | 43 | 394 | 85.8% |
| 003 | Exeggutor | 1 | 0 | 1 | n/a |
| 004 | NatuHolo | 1 | 1 | 2 | n/a |
| 005 | XatuHolo | 2 | 0 | 2 | n/a |
| 006 | Deoxys | 3 | 0 | 3 | n/a |
| 008 | Whimsicott | 1 | 0 | 1 | n/a |
| 009 | Dedenne | 1 | 0 | 1 | n/a |
| 018 | Nemona | 1 | 0 | 1 | n/a |
Gem rate is PSA 10s as a share of total grades, shown only for cards with at least 25 total grades; smaller samples say almost nothing about real gem odds. Source: GemRate public PSA population tracking, refreshed with every BetterPop data pull. Figures on this page regenerate on every site build.
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