Wolfskin
          
        
                          
        
                
                    
            
 Book          
                      2004
                  
                                                        
          
                                        Longing to become a Wolfskin warrior in the service of the god Thor, young Eyving sets out with his older brother to a fabled land, where he finds the seer Nessa and is bound by a childhood oath to kill the only thing he has ever loved.