The 1999 Pokémon Base Set Onix card #56 is a fundamental Fighting-type Basic Pokémon featuring 90 HP and distinctive attack moves.
Onix
1999 • Pokémon • Base
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Market & Price History
| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$0.97As of 9/3/2026 | Guide Estimate | |||
- $0.97As of 9/3/2026
- Source
- Guide Estimate
- Trend
- Price Details
30-day Price History
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Sep 4, 2026
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Each point is the last stored observation that day for this printing, condition, grader, autograph status and source. Gaps mean no observation; guide estimates and asking prices are not completed sales.Description
Designed by artist Ken Sugimori, this Fighting-type card serves as a foundational piece for many early collectors and players. The card features two primary attacks: Fighting Rock Throw, which deals 10 damage, and FightingFighting Harden, which offers defensive utility by preventing damage when an opponent deals 30 or less during their next turn. With a retreat cost of 3, Onix requires significant energy investment to move on the battlefield. The Pokédex entry describes Onix as a creature whose stone body hardens over time, becoming similar to diamond, though it remains black in color. This flavor text adds depth to the card’s identity, connecting the physical trading card to the broader lore of the Pokémon universe. Collectors often seek out this card to complete their Base Set collections, appreciating its role in the early days of the Pokémon Trading Card Game. The straightforward design and clear gameplay mechanics make it a staple for those interested in the evolution of card design and strategy. Onix remains a memorable character for fans who grew up with the original series, making this card a cherished item for both nostalgic collectors and new enthusiasts. The enduring appeal of the Pokémon Base Set ensures that cards like Onix continue to hold value and interest in the collector community.
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Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
Catalog Profile
The core identity of the card within the set.
Featured Subject
The subject, team, league, and sport context tied to this card.
Featured
Onix
Game
Pokémon
TCG Attributes
Rarity, print treatment, and game-specific stats for this card.
Common
Ken Sugimori
Card Stock
English
90
Fighting
Basic
Grass ×2
3
95
Card Text
Abilities, attacks, oracle text, and flavor text printed on the card.
Attack: Rock Throw (10)
Attack: Harden
During your 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.)
As it grows, the stone portions of its body harden to become similar to a diamond, though colored black.










