Oath Breaker is the fifth book in the Chronicles of Ancient Darkness series written by Michelle Paver and illustrated by Geoff Taylor. It was published in 2008 by Orion Children's Books. Oath Breaker is preceded by Wolf Brother (2004), Spirit Walker (2005), Soul Eater (2006), and Outcast (2007), and followed by Ghost Hunter (2009), Viper's Daughter (2020), Skin Taker (2021), and Wolfbane (2022). Source: Wikipedia (en)