KDP categories · Top KDP authors
R C Hansen: Amazon KDP author data
As of Nov 6, 2026, R C Hansen has 11 books on Amazon, 5 of them on a best-seller list in the last 30 days (best rank #27), mostly in Music, Musical Genres, Rock.
| Median price | $4.99 |
|---|---|
| Price range (middle 50%) | $4.99 – $9.99 |
| Median reviews | - |
| Total reviews | 0 |
| New books (30 days) | 5 |
| Breakout books (30 days) | 4 |
What stands out
- Median price $4.99, 75% below the median of their main category, Music.
- 5 new books in the last 30 days, 4 of them broke into a Best Sellers list.
R C Hansen's best-ranked books
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THE WORSHIP OF SLEEP: An Unauthorized Guide to Sleep Token, the Lore, the Music, the Masks and the Mystery (The Lore Vault Series)
by R C Hansen
- Price$4.99
- Reviews-
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Messengers: An Unauthorized Encyclopedia of Starset (The Lore Vault Series)
by R C Hansen
- Price$4.99
- Reviews-
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KISS KOLLECTOR'S PRICE GUIDE: 2026 Edition (The Lore Vault Series)
by R C Hansen
- Price$9.99
- Reviews-
- Published2026-09
-
The Keywork Codex: An Unofficial Guide to the Amory Wars (The Lore Vault Series)
by R C Hansen
- Price$10.99
- Reviews-
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Mastodon - An Unauthorized Encyclopedia of the Beast : The Stories • The Mythology • The Symbols The Characters • The Theories (The Lore Vault Series)
by R C Hansen
- Price$0
- Reviews-
- Published2026-09
-
The Elder Codex: An Unauthorized Encyclopedia of Music from The Elder (The Lore Vault Series)
by R C Hansen
- Price$0
- Reviews-
- Published2026-09
-
The Humanity We Lost: How to Find Ourselves Again in a World That's Too Loud (Weird Frequencies Investigations Book 2)
by R C Hansen
- Price$0
- Reviews-
- Published2026-09
-
THE LORE VAULT: THE DEAR HUNTER: An Unauthorized Encyclopedia of the Acts (The Lore Vault Series)
by R C Hansen
- Price$0
- Reviews-
- Published2026-09
-
The Clergy: An Unauthorized Encyclopedia of Ghost (The Lore Vault Series)
by R C Hansen
- Price$0
- Reviews-
- Published2026-09
-
Tartaria: The Empire That Never Was (Or Was It?): A Weird Frequencies Investigation (Weird Frequencies Investigations Book 1)
by R C Hansen
- Price$0
- Reviews-
- Published2026-09
Main categories
FAQ
How many books does R C Hansen have on Amazon?
KDPTop tracks 11 of their books; 5 made an Amazon list in the last 30 days.
Which categories does R C Hansen publish in?
Their books chart most often in Music, Musical Genres, Rock.
How does R C Hansen price their books?
The median price is $4.99; half of the books cost $4.99–$9.99.
Has R C Hansen released new books recently?
5 new books in the last 30 days, 4 of which reached a Best Sellers list.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.