How much is The Onyx Doom Cannon worth? Price and value
As of October 19, 2026, The Onyx Doom Cannon is worth about 1,166 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 1,949 Robux. Across the 199 owned copies, its estimated market value is 232,034 Robux.
That puts the cheapest copy 67% 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 The Onyx Doom Cannon?
The Onyx Doom Cannon is a UGC Limited Back Accessory with 199 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for 199 Robux.
At 1,166 Robux, RAP sits 5.9x the 199 Robux it first sold for.
The Onyx Doom Cannon has 79 favorites on the Roblox catalog.
The Onyx Doom Cannon sales history
RBX Invest has recorded 302 sales of The Onyx Doom Cannon across 86 trading days, from Mar 6, 2024 to Sep 19, 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 1,600 Robux on Aug 1, 2025, and its lowest was 199 Robux on Mar 6, 2024.
By calendar year, its average sale price went from 261 Robux in 2024 to 1,137 Robux in 2026, up 336%.
| Month | Average sale price | Sales |
|---|---|---|
| Sep 2026 | 1,000 R$ | 1 |
| Aug 2026 | 857 R$ | 3 |
| May 2026 | 2,250 R$ | 1 |
| Mar 2026 | 999 R$ | 1 |
| Oct 2025 | 1,519 R$ | 4 |
| Sep 2025 | 1,500 R$ | 2 |
| Aug 2025 | 1,600 R$ | 1 |
| Jun 2025 | 1,309 R$ | 5 |
| May 2025 | 1,100 R$ | 1 |
| Apr 2025 | 679 R$ | 5 |
| Mar 2025 | 679 R$ | 1 |
| Feb 2025 | 348 R$ | 7 |
Did The Onyx Doom Cannon make money for release buyers?
The Onyx Doom Cannon sold out of its original stock on its first day of sales, Mar 6, 2024. Copies could be resold from Apr 5, 2024, once Roblox's 30-day resale lock ended.
For someone who bought at the original 199 Robux, the best return per day held came from reselling about 35 days after release, when copies were selling for around 733 Robux. That works out to roughly 168 Robux profit per copy after Roblox's cut.
Holding longer paid more in total: the most profitable point in its first year came 243 days after release, at about 244 Robux per copy.
About The Onyx Doom Cannon
MATCHING ITEMS: https://www.roblox.com/catalog?Keyword=Black+Dark+Onyx&Category=1&CreatorName=Theia%27s+Vision&salesTypeFilter=1&SortType=3&IncludeNotForSale Shoot projections of Doom at your friends!
How to get The Onyx Doom Cannon
The Onyx Doom Cannon 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 1,949 Robux.
The Onyx Doom Cannon is Roblox asset ID 16597620906. It was published by Theia's Vision. On RBX Invest it sits in the UGC Limited Back Accessories, Limiteds under 1,000 Copies, Limiteds under 10,000 R$, Sold-Out UGC Limiteds 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.