Sut-Typhon

Sut-Typhon (スト・テュホン, Suto teyuhon?) is an Outer God. They are summoned in the body of the Foreigner Servant, Abigail Williams.

Salem: The Taboo Epiphany Garden
The Demon God, Raum, intended to summon Sut-Typhon through Abigail, in order to save humanity through "pain".

Creation and Conception
Sut-Typhon is likely adapted from of Lovecraftian Mythos.