The name of this article wasn't revealed in the novel and instead was given by editors of the wiki as substitute for lack thereof.
- Main article: Battle of Dark Crow and Xue Xi vs Evil Typha Tree
Dark Crow first fought against Evil Typha Tree during the Ancient Ming Era. He brought Xue Xi to the Evil Infested Ridge, but due to the accident during the battle, Evil Typha Tree managed to survive.
Later on, they brought the Evil Infested Ridge back to the Cleansing Incense Ancient Sect and turned it into their personal property. At that time, Li Qiye was afraid that it would leave behind a potential disaster for the sect, so he left behind two extremely powerful preparations to suppress this place. Even if Evil Typha Tree had a glimmer of life, it wouldn't be able to revive. And Little Silly was one of these preparations.
- Main article: Opening of Evil Infested Ridge