Complex sentence: A very old kami, elder of many other major kami, during the Kami War Ayumi ended the Battle of the Silk by killing all the remaining Sacred Bell monks and thus corrupting the shrine of Boseiju.
Split into simpler sentences: A very old kami, elder of many other major kami. During the Kami War, Ayumi ended the Battle of the Silk by killing all the remaining Sacred Bell monks and thus corrupting the shrine of Boseiju.