Graded Market · 12 completed sales
Weakness Guard graded prices.
As of August 20, 2026, Weakness Guard (Aquapolis #141) in PSA 10 sells for a median of $324.99, based on 12 real eBay completed sales; the raw copy’s reference price is $48.57 — a 6.7× grading premium at the top grade.
Across Aquapolis, PSA 10 copies sell for 27.6× their raw reference price on average (40 cards, 201 PSA 10 completed sales tracked).
PSA · Weakness Guard
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $324.99 | 4 | 6.7× |
| NM-MT 8 | $36.00 | 7 | 0.7× |
Medians of real eBay completed sales per grade; small sample sizes deserve caution. Prices are dated reference values — cite them with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology.