At the birth of the First Light, three echoes of the preceding Nothingness were given form. The creator gods, horrified by these 'Dreads,' chained them within the Starless Void. As the stars dim, the chains have rusted away.

The Triumvirate of Ruin resides in the Bleak Margin, a dimension of absolute zero that bleeds into the Material Plane wherever life is extinguished in mass quantities.

A competitive hierarchy of spite; Morthak provides the architecture of the end, Valthyra provides the force, and Kruul-Zun provides the consumption.

Mortals do not worship the Dreads out of love, but out of a desperate, wrathful hope that by ushering in the end, they might be the last to be consumed.

The Great Dissolution: A process where the soul is stripped of identity, memory, and energy, eventually becoming a flickering shadow in the service of the Three.