Pokémon sets › Sword & Shield › Rillaboom [Cosmos-Holo]
![Sword & Shield Rillaboom [Cosmos-Holo] Pokémon card](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Sword%20%26%20Shield/rillaboom-cosmos-holo-14.jpg)
Rillaboom [Cosmos-Holo] #14
Ungraded
£0.26
PSA 10
£23.70
Guide prices in GBP for the UK market, updated 21 June 2026. Estimates for collection tracking — not an appraisal or a quote.
![Rillaboom [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Sword%20%26%20Shield/rillaboom-reverse-holo-14.jpg)
![Thwackey [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Sword%20%26%20Shield/thwackey-reverse-holo-13.jpg)
![Rillaboom [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Sword%20%26%20Shield/rillaboom-reverse-holo-15.jpg)
![Blipbug [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Sword%20%26%20Shield/blipbug-reverse-holo-16.jpg)
![Thwackey [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Sword%20%26%20Shield/thwackey-reverse-holo-12.jpg)
![Grookey [Reverse Holo]](https://pub-4919690d36064f94806d666a71d998a0.r2.dev/Sword%20%26%20Shield/grookey-reverse-holo-11.jpg)
