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"In his house at R'lyeh, dead Cthulhu waits dreaming..." - English translation of Aklo verse

This article is written on a topic within the Greater Cthulhu Mythos based on information from works in the Mythos. By default, all information is to be assumed to derive from the Lovecraft Myth Cycle unless otherwise marked.

Yhashtur is a worm-like Great Old One that dwells at Northern Polar latitudes. It is said to be a rival of the outer god The Crawling Chaos, Nyarlathotep.