Era beginning/end
"In the old days, they didn't die the same way we do, you know? But the Blood. Blood mattered." - Conversations with an Eternal, Second Edition
In the pre-Sundering days, there were different gods, and different peoples, and different magic. One such entity was a being of life, a being of blood and warmth and birth and death. Then that being was Sundered. It left something behind. Then that something woke up.