All Onix Cards

Onix has appeared on 27 different cards in the Pokémon Trading Card Game, spread across 26 sets, printed between 1999 and 2025. Every one of them is listed below, newest set first.

Each card shows its set, collector number, rarity, and current market value where we have pricing for it. Click any card to see how its price has moved over time, what it sells for in each condition from near mint down to damaged, graded values for PSA, BGS, and CGC slabs, and whether another collector has one listed right now.

Track your Onix cards

Free, unlimited. Record the condition, finish and what you paid for every Onix you own, and Vaultset values the lot against live market prices — per condition, and per grade for slabs.

27 Onix cards catalogued across 26 sets · no fees · no card limit

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Onix Cards — Frequently Asked Questions

How many Onix cards are there?

There are 27 distinct Onix cards in the Pokémon Trading Card Game across 26 different sets, printed between 1999 and 2025. That count is by card number — collecting every printing, including reverse holos and alternate finishes, means considerably more cards than that.

What is the most valuable Onix card?

Of the Onix cards we currently have pricing for, Onix (#56) from HS—Unleashed is the highest at $0.51 for a near-mint raw copy. Graded copies typically sell well above that, and older holos in high grades command the biggest premiums.

Which sets have Onix cards?

The most recent sets featuring Onix are Mega Evolution, Paradox Rift, and 151, and it appears in 23 other sets listed below. Each card in the grid is labelled with the set it came from.

How do I track which Onix cards I own?

Add them to your Vaultset collection and the app tracks condition, finish, quantity, and what you paid, then values the whole collection against live market prices. It is free — you can create an account and start adding cards in a couple of minutes.

Where can I buy or trade Onix cards?

Vaultset runs a collector marketplace with no fees and no middleman. You can browse cards listed for sale and trade, send cash or trade offers straight to other collectors, and add any Onix card to a wishlist so you get alerted the moment one is listed.