Every Kommo-o card we price, most valuable first. Prices are what copies actually sold for, updated daily.
What a Kommo-o card is worth
The most valuable Kommo-o on this list is Kommo-o GX (Secret) from SM - Guardians Rising at $17.70£13.32€15.59, and the 11 priced copies across 8 sets are worth $57£43€50 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.
Kommo-o is printed in Japanese as well: 8 cards across 6 sets, the most valuable of them Kommo-o GX from Islands Await You at $109.99£82.78€96.86. 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 Kommo-o sold for $296.88£223.45€261.45. reverse holo printings are priced separately from the standard card, because they do not trade at the same money. Rarities here include Illustration Rare, Secret Rare.
If you are trying to identify which Kommo-o 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: SM - Guardians Rising, Jumbo Cards, SM Promos.