Pokémon sets › Double Crisis › Team Aqua's Secret Base
Team Aqua's Secret Base #28
Medium confidence 59th most valuable of 66 priced cards in Double Crisis
Solid guide price from market data — liquid, well-sampled card, low-value, bulk-traded.
Priced against the UK market and refreshed weekly — adjusted where UK collectors reliably pay above the US average. We have not yet seen enough recent UK activity for this card to read it directly.
A PSA 10 of this card sells for about 31.1× the ungraded price — £0.96 raw against £29.87 graded.
Peaked at £3.52 in June 2026; lowest £0.77 in May 2026. PSA 10 moved +6.6% over a comparable period.
UK price month by month
| Month | UK ungraded |
|---|---|
| May 2026 | £0.78 |
| June 2026 | £3.52 |
| July 2026 | £3.51 |
| August 2026 | £0.96 |
UK guide prices, with the US market alongside — updated 29 August 2026. Each market is priced from real market data in that market. Estimates for collection tracking — not an appraisal or a quote.
Check recent UK sold prices on eBay →
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![Team Aqua's Secret Base [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Double%20Crisis/team-aquas-secret-base-reverse-holo-28.jpg)
![Team Aqua's Great Ball [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Double Crisis/team-aquas-great-ball-reverse-holo-27.jpg)
![Team Magma Admin [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Double%20Crisis/team-magma-admin-reverse-holo-29.jpg)
![Team Aqua Grunt [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Double%20Crisis/team-aqua-grunt-reverse-holo-26.jpg)
![Team Magma Grunt [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Double%20Crisis/team-magma-grunt-reverse-holo-30.jpg)
![Team Magma's Great Ball [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Double%20Crisis/team-magmas-great-ball-reverse-holo-31.jpg)
