How much is Black Onyx Greatsword worth? Price and value
As of November 14, 2026, Black Onyx Greatsword is worth about 166 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 399 Robux. Across the 3,000 owned copies, its estimated market value is 498,000 Robux.
That puts the cheapest copy 140% 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 Black Onyx Greatsword?
Black Onyx Greatsword is a UGC Limited Back Accessory with 3,000 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for 140 Robux.
At 166 Robux, RAP sits 1.2x the 140 Robux it first sold for.
Black Onyx Greatsword sales history
RBX Invest has recorded 46 sales of Black Onyx Greatsword across 35 trading days, from Jul 16, 2025 to Aug 2, 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 400 Robux on Aug 2, 2026, and its lowest was 140 Robux on Jul 16, 2025.
By calendar year, its average sale price went from 140 Robux in 2025 to 169 Robux in 2026, up 21%.
| Month | Average sale price | Sales |
|---|---|---|
| Aug 2026 | 400 R$ | 1 |
| Mar 2026 | 140 R$ | 2 |
| Feb 2026 | 140 R$ | 2 |
| Jan 2026 | 140 R$ | 4 |
| Dec 2025 | 140 R$ | 3 |
| Nov 2025 | 140 R$ | 3 |
| Oct 2025 | 140 R$ | 2 |
| Sep 2025 | 140 R$ | 4 |
| Aug 2025 | 140 R$ | 4 |
| Jul 2025 | 140 R$ | 21 |
Did Black Onyx Greatsword make money for release buyers?
Black Onyx Greatsword's first recorded sale was on Jul 16, 2025, and its original stock had not sold out when these figures were read. Copies could be resold from Aug 15, 2025, once Roblox's 30-day resale lock ended.
Bought at the original 140 Robux, a copy had no profitable resale point in its first year once Roblox's cut is taken out.
About Black Onyx Greatsword
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How to get Black Onyx Greatsword
Black Onyx Greatsword is no longer sold by the creator, so the way to get it is to buy a copy from a reseller on Roblox. The cheapest is listed at 399 Robux.
Black Onyx Greatsword is Roblox asset ID 109593474572367. It was published by Tirzzz. On RBX Invest it sits in the UGC Limited Back Accessories, Limiteds under 500 R$, Limiteds under 1,000 R$, Limiteds under 10,000 R$ 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.