The Most Ancient One
Tawil at’Umr is a being from the Dark Tapestry. He was brought to Golarion through an ancient portal known as the Silver Gate by Lord Heraldus Dugant.
Umbrath the White named Tawil at’Umr one of the Rostland Astronomers’ greatest adversaries.
Episode 71: The Call of Chevaghol – Chapter One
Tawil at’Umr appeared at the opening of Nhuul’agaht.