Onix 56/102
Pokemon card from Base Set · released Jan 9, 1999
Pictured: the 1st Edition printing. Prices on this page are for the Unlimited printing (Normal finish).
Onix is a Common Fighting-type Basic Pokemon card, number 56/102 in Base Set (released Jan 9, 1999), illustrated by Ken Sugimori. Its TCGplayer market price was ~$1.24 for the normal finish on Oct 30, 2026. Between Oct 1 and Oct 30, 2026, its Normal TCGplayer market price went from ~$0.96 to ~$1.24, up 29.2%.
Prices by finish
| Finish | PriceMarket price | Low | Mid | Buy |
|---|---|---|---|---|
| Normal | ~$1.24 | ~$0.15 | ~$0.70 | CardNexuseBayBuy Normal on TCGplayer (opens in a new tab)Search eBaySearch AmazonCardNexus |
TCGplayer market prices per finish, as of Oct 30, 2026. A guide, not an appraisal; condition and grading change real-world value. Buy links are affiliate links.
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Sealed Base Set products
TCGplayer market prices (via TCGCSV), Oct 30, 2026.
![Base Set Booster Box [Revised Unlimited Edition]](https://static.pokemoncardlist.net/images/cards/sealed-185731.avif)
Booster Box [Revised Unlimited Edition]-Buy on CardNexusSearch eBayBuy on TCGplayer Base Set Booster Box [Revised Unlimited Edition] (opens in a new tab)Search eBaySearch AmazonCardNexus![Base Set Booster Pack [Revised Unlimited Edition]](https://static.pokemoncardlist.net/images/cards/sealed-138130.avif)
Booster Pack [Revised Unlimited Edition]~$911.67Buy on CardNexusSearch eBayBuy on TCGplayer Base Set Booster Pack [Revised Unlimited Edition] (opens in a new tab)Search eBaySearch AmazonCardNexus
Theme Deck - "Overgrowth" (Revised Base Set Reprint Run)~$449.95Buy on CardNexusSearch eBayBuy on TCGplayer Base Set Theme Deck - "Overgrowth" (Revised Base Set Reprint Run) (opens in a new tab)Search eBaySearch AmazonCardNexus
Card details
| Set | Base Set |
| Number | 56/102 |
| Rarity | Common |
| Type | Fighting |
| HP | 90 |
| Stage | Basic |
| Artist | Ken Sugimori |
| Format legality | Not legal in Standard or Expanded |
| Finishes | Normal |
What the codes mean
- Card number56/102Card 56 of the 102 in the main Base Set list.
- Set symbolBase Set cards have no set symbol. Jungle was the first set to print one.
- Regulation markNo regulation mark. Cards before Sword & Shield (2020) have none.
- RarityCommon: a black circle.
- Illustrator“Illus. Ken Sugimori” names the artist who made the art.
Attacks & abilities
Rock Throw10
HardenDuring opponent's next turn, whenever 30 or less damage is done to Onix (after applying Weakness and Resistance), prevent that damage. (Any other effects of attacks still happen.)
Weakness: Grass ×2 · Retreat cost: 3
Other Onix printings
More Base Set cards
All Onix cards · Base Set price list
Card data via TCGdex and pokemontcg.io, updated Oct 30, 2026. Prices: TCGplayer market prices via TCGCSV, Oct 30, 2026.