Roger Zelazny 
The Hand of Oberon [EPUB ebook] 
The Chronicles of AmberBook Four

The Hand of Oberon is the fourth book in Roger Zelazny’s epic Chronicles of Amber series. Corwin and his siblings desperately search for answers as to true nature of The Pattern and to reality and shadow. While the enemies of Amber have been turned away, they have not been defeated. The Amberites must discover the true origin of the Black Road and those who travel it in order to protect the realm and all of shadow. In order to do this, they must first stop the traitor in their mist and then put aside their differences for the good of the kingdom, but can they?

Roger Zelazny was a science fiction and fantasy writer, a six-time Hugo Award winner, and a three-time Nebula Award Winner. He published more than forty novels in his lifetime. His first novel This Immortal, serialized in The Magazine of Fantasy and Science Fiction under the title …And Call Me Conrad, won the Hugo Award for best novel. Lord of Light, his third novel, also won the Hugo award and was nominated for the Nebula award. He died in 1995 at age 58 from cancer. Zelazny was posthumously inducted into the Science Fiction Hall of Fame in 2010.