How much is “Error” Demon Book worth? Price and value
As of October 18, 2026, “Error” Demon Book is worth about 692 Robux, its Recent Average Price (RAP). Across the 11 owned copies, its estimated market value is 7,612 Robux.
No reseller currently has a copy listed, so RAP is the only live price signal. Sold-out Limiteds with no open listings only move when a holder decides to sell.
How rare is “Error” Demon Book?
“Error” Demon Book is a UGC Limited Hat with 11 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for free.
“Error” Demon Book has 365 favorites on the Roblox catalog.
“Error” Demon Book sales history
RBX Invest has recorded 5 sales of “Error” Demon Book across 5 trading days, from Feb 24, 2025 to Sep 17, 2026.
Free claims from the creator are not counted, so these are sales between players.
Its highest daily average sale price was 2,639 Robux on Feb 24, 2025, and its lowest was 500 Robux on Feb 3, 2026.
By calendar year, its average sale price went from 2,060 Robux in 2025 to 1,250 Robux in 2026, down 39%.
| Month | Average sale price | Sales |
|---|---|---|
| Sep 2026 | 1,999 R$ | 1 |
| Feb 2026 | 500 R$ | 1 |
| Nov 2025 | 1,998 R$ | 1 |
| Jun 2025 | 1,544 R$ | 1 |
| Feb 2025 | 2,639 R$ | 1 |
Did “Error” Demon Book make money for release buyers?
“Error” Demon Book sold out of its original stock on its first day of sales, Dec 13, 2024. Copies could be resold from Jan 12, 2025, once Roblox's 30-day resale lock ended.
About “Error” Demon Book
Have you ever wanted to know how to become a demon well nows your chance!
How to get “Error” Demon Book
“Error” Demon Book is no longer sold by the creator and no reseller has a copy listed right now, so it can only be bought once a holder lists one.
“Error” Demon Book is Roblox asset ID 84084667672362. It was published by Sk7p’s Ugc’s. On RBX Invest it sits in the Demon Items, UGC Limited Hats, 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.