Every Primal Groudon card we price, most valuable first. Prices are what copies actually sold for, updated daily.
The same Pokemon is also printed as Groudon and Team Magma's Groudon, priced separately because the game treats them as different cards.
What a Primal Groudon card is worth
The most valuable Primal Groudon on this list is Primal Groudon EX (Shiny Full Art) from XY - Ancient Origins at $326.19£245.51€287.27, and the 6 priced copies across 4 sets are worth $692£521€610 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.
Primal Groudon is printed in Japanese as well: 5 cards across 4 sets, the most valuable of them Primal Groudon EX from Gaia Volcano at $200£150.53€176.13. 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 Primal Groudon sold for $4,390£3,304€3,866.
If you are trying to identify which Primal Groudon 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: XY - Ancient Origins, XY - Primal Clash, Jumbo Cards.