Here are a few options to access the audiobook for free:

"Horus Rising" is a science fiction novel by Dan Abnett, set in the Warhammer 40,000 universe. It's a prequel to Abnett's popular "Horus Heresy" series.

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You can search for "Horus Rising audiobook" on YouTube, and you might find some uploaded versions. However, be aware that these might not be official uploads, and the quality may vary.

Some public libraries offer free access to audiobooks through services like OverDrive or Hoopla. You can check your local library's digital collection to see if they have "Horus Rising" available.

Some audiobook platforms like Audible, Scribd, or Libro.fm might offer a free trial or a promotional period. You can sign up for a free trial and listen to "Horus Rising" during that time.

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