Onix 03/18

Southern Islands • Promo • Normal

All 93 printings from $0.06 →

Sold $65.00–$94.99 this week

3 NM sales this week · 5 in 30 days

TCGplayer market $62.05as of Oct 10, 2026↑ +$2.26 (+3.8%) this week

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Selling it? At market it nets about $52.85 on eBay or $53.42 on TCGplayer after fees. Where to sell and the fee calculator →

Sales & Velocity

As of 2026-10-10

Listings are below the recent sold range

Sold (7d / 30d)

5 / 21

NM sold between (7d)

$65.00–$94.99

Cheapest listing

$47.99

Units sold per day, Aug 4–Oct 7 (Near Mint)

Units sold per day, Near Mint
Date	Units sold	Sold between
Aug 4	1	$56.00–$56.00
Aug 16	1	$57.90–$57.90
Aug 20	1	$55.99–$55.99
Aug 23	1	$54.00–$54.00
Aug 25	1	$60.08–$60.08
Aug 28	1	$55.00–$55.00
Sep 1	1	$61.45–$61.45
Sep 3	1	$64.00–$64.00
Sep 9	1	$67.44–$67.44
Sep 10	1	$55.00–$55.00
Sep 16	1	$75.00–$75.00
Sep 27	1	$75.45–$75.45
Oct 6	2	$75.45–$94.99
Oct 7	1	$65.00–$65.00

Condition	Sold 7d	Sold 30d
Damaged	1	3
Heavily Played	1	4
Lightly Played	0	7
Moderately Played	0	2
Near Mint	3	5

Sales data: TCGplayer

Quick answers

How much is Onix 03/18 worth?

As of October 10, 2026, Onix 03/18 from Southern Islands has a TCGplayer market price of $62.05. 3 Near Mint copies sold on TCGplayer this week at $65.00 to $94.99.

Is Onix 03/18 going up or down in price?

Its TCGplayer market price is up 8.0% over the past 30 days and up 3.8% over the past week, as of October 10, 2026.

Is Onix 03/18 worth grading?

A PSA 10 sells for about $332.50 on eBay, against a raw TCGplayer market price of $62.05. After buying the raw card, about $29.00 to grade and ship, and a 13% eBay selling fee, a PSA 10 would net about $198.22. At these prices grading looks worthwhile, if the card can get a 10.

Price Snapshot

Market

$62.05

Low

$47.99

Mid

$58.00

High

$629.02

7-Day:+$2.26 (+3.8%)

30-Day:+$4.61 (+8.0%)

Percent of Market

Buying? See what a price is as a share of market. Selling? Start at market and read down to a buylist offer or up to an asking price.

% of Market price	Price	Usually means
50%	$31.03	Cash buylist, low end
60%	$37.23	Cash buylist, typical
70%	$43.44	Buylist top end, store credit
80%	$49.64	Bulk lot or quick sale
90%	$55.85	Quick sale, just under market
100%	$62.05	Market price
110%	$68.26	Asking price, room to negotiate
120%	$74.46	Asking price, room to negotiate
150%	$93.08	Presale and hype pricing

Your price (USD)

$

Type what you are being asked to pay, or what you plan to list at.

Market price is the TCGplayer market price. TCGplayer Low is the lowest listed near-mint price at the last snapshot. Definitions

Card text

Basic Pokémon · 90 HP · Fighting

2Slam20x
Flip 2 coins. This attack does 20 damage times the number of heads.
FFFFBody Slam40
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.

Weakness G · Retreat 3

Where to Buy

TCGPlayerRaw$62.05Raw copies, condition graded by the marketplace

Buy Now

eBayPSA 10$332.50graded slab comps, not the raw card

Raw listings PSA listings

TCGplayer for raw copies (condition is graded by the marketplace, not the seller). eBay for more listings and slabs. Links may earn us a commission at no cost to you.

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Graded Prices

PSA 10

$332.50

PSA 9

$149.99

PSA 8

$119.50

Raw → PSA 9 premium: +$87.94 (+141.7%)

Should you grade it?

Worth grading

Net if it 10s

+$198.22

ROI

+217.7%

From $62.05 raw to $332.50 in a PSA 10, after ~$25 grading, tracked shipping, and eBay fees. Grades below 10 return less, and most cards need a realistic 10 to profit. Not financial advice.