Onix 42/112
Pokemon card from FireRed & LeafGreen · released Sep 1, 2004
Onix is an Uncommon Fighting-type Basic Pokemon card, number 42/112 in FireRed & LeafGreen (released Sep 1, 2004), illustrated by Kouki Saitou. Its TCGplayer market price was ~$27.78 for the reverse holofoil finish on Oct 30, 2026. Between Oct 1 and Oct 30, 2026, its Reverse Holofoil TCGplayer market price went from ~$22.95 to ~$27.78, up 21.0%.
Prices by finish
| Finish | PriceMarket price | Low | Mid | Buy |
|---|---|---|---|---|
| Normal | ~$2.82 | ~$1.40 | ~$2.83 | CardNexuseBayBuy Normal on TCGplayer (opens in a new tab)Search eBaySearch AmazonCardNexus |
| Reverse Holofoil | ~$27.78 | ~$29.99 | ~$41.20 | CardNexuseBayBuy Reverse Holofoil 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.
Graded copies on eBay
Graded prices vary a lot by grade. These links search current listings.
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Sealed FireRed & LeafGreen products
TCGplayer market prices (via TCGCSV), Oct 30, 2026.
Card details
| Set | FireRed & LeafGreen |
| Number | 42/112 |
| Rarity | Uncommon |
| Type | Fighting |
| HP | 80 |
| Stage | Basic |
| Artist | Kouki Saitou |
| Format legality | Not legal in Standard or Expanded |
| Finishes | Normal · Reverse Holofoil |
What the codes mean
- Card number42/112Card 42 of the 112 in the main FireRed & LeafGreen list.
- Set symbol
The small FireRed & LeafGreen symbol identifies the set. Cards from before Scarlet & Violet print a symbol instead of a set code. - Regulation markNo regulation mark. Cards before Sword & Shield (2020) have none.
- RarityUncommon: a black diamond.
- Illustrator“Illus. Kouki Saitou” names the artist who made the art.
Attacks & abilities
Rock Throw10
TunnelingChoose up to 2 of your opponent's Benched Pokémon. This attack does 10 damage to each of them. (Don't apply Weakness and Resistance for Benched Pokémon.) Onix can't attack during your next turn.
Weakness: Water ×2 · Retreat cost: 3
Other Onix printings
More FireRed & LeafGreen cards
All Onix cards · FireRed & LeafGreen price list
Card data via TCGdex and pokemontcg.io, updated Oct 30, 2026. Prices: TCGplayer market prices via TCGCSV, Oct 30, 2026.