Every Karen card we price, most valuable first. Prices are what copies actually sold for, updated daily.
What a Karen card is worth
The most valuable Karen on this list is Karen from Alternate Art Promos at $94.38£71.03€83.12, and the 2 priced copies across 2 sets are worth $106£80€93 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.
Karen is printed in Japanese as well: 4 cards across 1 sets, the most valuable of them Karen (Mirror Holofoil) from The Best of XY at $306.98£231.05€270.35. 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 Karen sold for $1,797£1,352€1,583.
If you are trying to identify which Karen 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: Alternate Art Promos, XY Promos.