Talk:Surging Light Tome/@comment-96.255.78.212-20130528011421/@comment-78.27.116.6-20130528192714

In the room where you encounter chained Gorecyclops for the first time. The sewer area behind him has a bunch of chests with random chance of spawning this.

Ignore him and other enemies, open all the chests and if the item doesn't drop just kill yourself and try again.