How much is Onyx Eternal Sword worth? Price and value
As of October 18, 2026, Onyx Eternal Sword is worth about 380 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 900 Robux. Across the 65 owned copies, its estimated market value is 24,700 Robux.
That puts the cheapest copy 137% above RAP. Sellers are holding out for more than the item has recently traded at, which is normal for a UGC Limited with few copies on the market.
How rare is Onyx Eternal Sword?
Onyx Eternal Sword is a UGC Limited Back Accessory with 99 total copies. 34 copies are still available from the creator. It originally sold for 300 Robux.
At 380 Robux, RAP sits 1.3x the 300 Robux it first sold for.
Onyx Eternal Sword has 177 favorites on the Roblox catalog.
Onyx Eternal Sword sales history
RBX Invest has recorded 70 sales of Onyx Eternal Sword across 39 trading days, from Aug 13, 2025 to Sep 26, 2026.
Sales here include copies bought from the creator’s original stock as well as resales between players. Free promotional claims are not counted.
Its highest daily average sale price was 300 Robux on Aug 13, 2025, and its lowest was 260 Robux on Jun 20, 2026.
By calendar year, its average sale price went from 300 Robux in 2025 to 524 Robux in 2026, up 75%.
| Month | Average sale price | Sales |
|---|---|---|
| Sep 2026 | 280 R$ | 1 |
| Jul 2026 | 300 R$ | 1 |
| Jun 2026 | 260 R$ | 1 |
| May 2026 | 300 R$ | 1 |
| Apr 2026 | 300 R$ | 2 |
| Feb 2026 | 300 R$ | 1 |
| Jan 2026 | 756 R$ | 7 |
| Dec 2025 | 300 R$ | 1 |
| Nov 2025 | 300 R$ | 7 |
| Oct 2025 | 300 R$ | 9 |
| Sep 2025 | 300 R$ | 3 |
| Aug 2025 | 300 R$ | 36 |
Did Onyx Eternal Sword make money for release buyers?
Onyx Eternal Sword's first recorded sale was on Aug 13, 2025, and its original stock had not sold out when these figures were read. Copies could be resold from Sep 12, 2025, once Roblox's 30-day resale lock ended.
For someone who bought at the original 300 Robux, the best return per day held came from reselling about 151 days after release, when copies were selling for around 1,363 Robux. That works out to roughly 382 Robux profit per copy after Roblox's cut.
About Onyx Eternal Sword
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How to get Onyx Eternal Sword
Onyx Eternal Sword can still be bought from the creator on the Roblox catalog, with 34 copies left.
Onyx Eternal Sword is Roblox asset ID 122999772643835. It was published by Maple's Tree. On RBX Invest it sits in the Swords, UGC Limited Back Accessories, Limiteds under 100 Copies, Limiteds under 1,000 Copies collections. The RAP, reseller listings, and copy counts on this page refresh from Roblox continuously, so the figures above are the state of the market at the last update rather than a fixed snapshot.