Every Secret Mission card we price, most valuable first. Prices are what copies actually sold for, updated daily.
What a Secret Mission card is worth
The most valuable Secret Mission on this list is Secret Mission from Gym Heroes at $5.77£4.34€5.08, and the 1 priced copies across 1 sets are worth $6£4€5 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.
Secret Mission is printed in Japanese as well: 2 cards across 2 sets, the most valuable of them Secret Mission from City Gym Decks at $3.48£2.62€3.06. 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 Secret Mission sold for $67.04£50.46€59.04. 1st Edition printings are priced separately from the standard card, because they do not trade at the same money.
If you are trying to identify which Secret Mission 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: Gym Heroes.