User blog comment:Menara/The Son of Sobek: The official PJ and Kane Chronicles Crossover/@comment-5810973-20130314143003/@comment-3146930-20130403040740

Norse mythology is a type of mythology based on the stories of Vikings. Vikings tended to live in the North, and North became Norse. Anyway, Norse mythology consists of gods like Odin, Thor, Balder, and Loki. You can read a little about it here. It most likely will not have Percy in it.