Nyarlathotep: The Crawling Chaos That Shatters Minds

Have you ever wondered what it feels like when madness slowly takes over, unraveling your sense of reality? Enter Nyarlathotep, the Crawling Chaos, a shape-shifting ancient being who revels in spreading confusion and despair among mortals. Unlike other gods, Nyarlathotep takes on human forms, walking among us, sowing seeds of madness. Cults devoted to him perform dark rituals, carving blood sigils under lunar eclipses to summon his chaotic presence. Some say he grants forbidden knowledge, but beware—what he reveals will twist your mind, leaving only insanity in its wake. Step into the shadows and discover the terrifying truth of Nyarlathotep."

[Shakkarz]

When you don't get any sleep for days in a four story building working or as a little kid staying up with your older brother camping back yard your eyes sees blue everywhere I don't know maybe it was the back door light.

[bny]

Decent summary but he’s summoned via the shining trapezohedron