The deadly reflection cast by the strongest ghostly creatures that have taken up residence in the foggy expanses of the Cloister of Visions, in which a deadly aura burns. Used to receive a top Shadow Catchers reputation level. The Serentile is able to extract from Deadly Shadows enough energy to significantly increase combat capabilities. Received: with low probability upon killing Ghostly Mordeels [15], Ghostly Tentacler [15], Ghostly Habu [16] and Ghostly Prickly Habu [17].