Onix
Southern Islands · 03/18 · Promo
Current Prices
Set
Southern IslandsNumber
03/18
Rarity
Promo
Variant
Normal
Market
US (TCGplayer)
Last Updated
Jun 9, 2026
Onix: Rarity & Collectibility
Onix sits at the most plentiful end of the rarity scale — easy to pull and easy to find. Cataloged as Common #03/18 of the Southern Islands set, it is the kind of card RarePokemonCard tracks for scarcity and collector demand rather than raw price alone. The harder a card is to pull in top condition, the more weight serious collectors place on it.
How Rare & Valuable Is Onix?
In 2026, a Near Mint Onix (Common, Southern Islands #03/18) changes hands at roughly $35.80, and availability keeps it within easy reach for collectors. Because demand concentrates on clean copies, surface wear is punished hard: a Near Mint example commands about $35.80, whereas a Damaged one slides to around $11.71. Across the wear scale that reads Near Mint $35.80, Lightly Played $27.53, Moderately Played $21.91, Heavily Played $15.38, Damaged $11.71 — proof that for a collectible like this, presentation is inseparable from value. At the very top, a gem-mint PSA 10 Onix is valued near $182.74 — about 5.1x the raw copy, the clearest sign of how much collectors pay for flawless scarcity.
Graded Onix: Gem Mint & Population
Even for a card at this rarity, the top of the market belongs to certified gem-mint copies. A PSA 10 (or CGC 10 / BGS Black Label equivalent) Onix sits around $182.74 — roughly 5.1x a raw copy. That gap exists because relatively few examples ever earn a perfect grade, so gem-mint population is the real scarcity collectors chase. Step down a notch and demand spreads across PSA 9 $55.00, CGC 10 $399.00, BGS 9.5 $35.00 — each tier a smaller, scarcer pool than the one below it. The rule of thumb for collectors: the rarer the card, the more a certified high grade matters to its standing.
Detailed Price Breakdown
| Source | Condition / Grade | Average | Low | High | Sales |
|---|---|---|---|---|---|
| ebay | LIGHTLY PLAYED | $21.82 | $21.82 | $21.82 | 6 |
| ebay | MODERATELY PLAYED | $19.20 | $19.20 | $19.20 | 1 |
| ebay | NEAR MINT | $25.81 | $25.62 | $26.00 | 7 |
| ebay | BGS 9 5 | $35.00 | $35.00 | $35.00 | 3 |
| ebay | CGC 10 | $399.00 | $399.00 | $399.00 | 7 |
| ebay | CGC 6 | $14.88 | $14.88 | $14.88 | 1 |
| ebay | CGC 6 5 | $22.49 | $22.49 | $22.49 | 1 |
| ebay | CGC 8 | $39.99 | $39.99 | $39.99 | 2 |
| ebay | CGC 8 5 | $20.50 | $20.50 | $20.50 | 6 |
| ebay | CGC 9 | $50.00 | $50.00 | $50.00 | 7 |
| ebay | PSA 1 | $29.99 | $29.99 | $29.99 | 1 |
| ebay | PSA 10 | $182.74 | $182.74 | $182.74 | 29 |
| ebay | PSA 2 | $44.00 | $44.00 | $44.00 | 1 |
| ebay | PSA 3 | $34.99 | $34.99 | $34.99 | 3 |
| ebay | PSA 5 | $24.14 | $24.14 | $24.14 | 3 |
| ebay | PSA 6 | $22.65 | $22.65 | $22.65 | 8 |
| ebay | PSA 7 | $29.99 | $29.99 | $29.99 | 9 |
| ebay | PSA 8 | $28.00 | $28.00 | $28.00 | 19 |
| ebay | PSA 9 | $55.00 | $55.00 | $55.00 | 23 |
| ebay | SGC 9 | $49.97 | $49.97 | $49.97 | 1 |
| tcgplayer | DAMAGED | $11.71 | $15.00 | $15.00 | 32 |
| tcgplayer | HEAVILY PLAYED | $15.38 | $15.38 | $15.38 | 50 |
| tcgplayer | LIGHTLY PLAYED | $27.53 | $32.71 | $34.00 | 163 |
| tcgplayer | MODERATELY PLAYED | $21.91 | $29.95 | $29.95 | 89 |
| tcgplayer | NEAR MINT | $35.80 | $52.00 | $52.00 | 96 |
Collector Outlook for Onix
As a Common, Onix earns its place through set completion rather than chase appeal — but a binder is never finished without it. Cards in this band from beloved sets tend to keep a loyal collector base over time. Whether you are chasing it for a set or as a centerpiece, revisit Onix on RarePokemonCard — rarity demand in 2026 shifts with reprints, set nostalgia, and how few high-grade copies surface.
