Every Galarian Yamask card we price, most valuable first. Prices are what copies actually sold for, updated daily.
The same Pokemon is also printed as Yamask, priced separately because the game treats them as different cards.
What a Galarian Yamask card is worth
The most valuable Galarian Yamask on this list is Galarian Yamask from Shining Fates: Shiny Vault at $2.81£2.11€2.47, and the 3 priced copies across 3 sets are worth $3£3€3 together. Most of that sits in a handful of printings: the older the set and the scarcer the print run, the wider the gap to the rest.
Galarian Yamask is printed in Japanese as well: 6 cards across 4 sets, the most valuable of them Galarian Yamask from Start Deck 100 at $1.99£1.50€1.75. Switch the list above to Japanese to read those, or to Both to rank the two catalogues against each other.
The highest PSA 10 on record for Galarian Yamask sold for $21.75£16.37€19.15. reverse holo printings are priced separately from the standard card, because they do not trade at the same money.
If you are trying to identify which Galarian Yamask you have, the set name is printed on the card and the collector number sits in the bottom corner. Open the card here and the page carries every printing of it, the graded prices, and whether grading the copy is worth the fee. Sets to start with: Shining Fates: Shiny Vault, Rebel Clash, Chilling Reign.