"The Exorcism of Iagsat" is a poem by American-born author Joseph S. Pulver, Sr.
Synopsis[]
Presented as an instructional, "The Exorcism of Iagsat" details the incantations and inscriptions necessary to banish a being named Iagsat. This includes invoking the power of several Great Old Ones and Outer Gods.
Publication History[]
"The Exorcism of Iagsat" was published in Nightscapes in 1998, and again in Chronicles of the Cthulhu Codex in 2000. It later appeared in the Robert M. Price-edited anthology The Book of Eibon in 2002, and in Pulver's own collection SIN & Ashes in 2010.