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      The Unnatural Brethren book cover

      The Unnatural Brethren Series in Order

      by Silvana G. Sanchez

      The Unnatural Brethren Books in Order

      5 books total • 3 main + 2 extra stories
      #
      Title
      Date
      Rating
      2
      Call of Blood
      Apr 2018
      3
      Cast in Blood
      May 2022

      Decimal numbers (e.g. 2.5) indicate books that fall between the main numbered titles in the series.

      FAQ

      How many books are in The Unnatural Brethren series?

      5 books total: 3 main + 2 extra stories

      When will the next book in the series be released?

      No new book in the series is currently scheduled. The latest book, Blood and Bargains, was published in November 2025.

      When was the most recent book released?

      Blood and Bargains was published in November 2025.

      What was the first book in the series?

      The first book in the series is Written in Blood, published in December 2017.

      What genre is The Unnatural Brethren series?

      The series primarily falls into the Fantasy genre.

      Is The Unnatural Brethren series finished?

      The series does not currently have a new book scheduled.