Southern Islands · Neo
Onix 3/18 Southern Islands Price and Value
Current market value
$60.07
TCGplayer market price · updated September 30, 2026
TCGplayer (USD)
| Normal | $60.07 |
Market price by finish, based on recent sales.
Cardmarket (EUR)
| Standard | €41.81 |
| Holo | €4.90 |
30 day average sale price.
How much is Onix 3/18 Southern Islands worth?
Onix 3/18 Southern Islands is currently worth about $60.07 according to the TCGplayer market price. Different finishes have their own price, from €4.90 for the cheapest to €41.81 for the most expensive version. In Europe, the Cardmarket 30 day average is €4.90 to €41.81. These prices are for ungraded cards in good condition. Copies with visible wear sell for less, and professionally graded copies in top condition often sell for much more.
Onix is card number 3/18 from the Southern Islands set, part of the Neo series. To be sure you have this exact card, compare the card number in the bottom corner and the set symbol. Or scan your card and we will find the exact match for you.
Card details
- Card name
- Onix
- Card number
- 3/18
- Set
- Southern Islands
- Series
- Neo
- Language
- English
- Card ID
- si1-3
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More from Southern Islands
Full Southern Islands card list
Have a Onix? Scan itTake a photo of one card or a whole pile. We identify each card and show its value.
Get a free AI gradeUpload the front and back and get an estimated grade from 1 to 10 with notes on every corner.Frequently asked questions
How much is Onix 3/18 Southern Islands worth?
As of September 30, 2026, Onix 3/18 Southern Islands is worth about $60.07 based on the TCGplayer market price. On Cardmarket in Europe it sells for about €4.90 to €41.81. The exact value depends on the finish and the condition of your card.
Is Onix from Southern Islands rare?
Onix is card 3/18 in the Southern Islands set from the Neo era. Rarity, finish (normal, holo or reverse holo) and condition all affect how hard a copy is to find and what it is worth.
How can I check the condition of my Onix?
Look at the corners, the edges on the back, the surface and the centering under a bright light. For a quick estimate, upload photos to our free AI grading tool. It checks each corner and edge and estimates a grade from 1 to 10.
Is a graded card worth more?
Usually yes. A professionally graded copy in top condition (for example PSA 10) can sell for several times the price of an ungraded card. For cheaper cards the grading fee can be higher than the value you add.