Atanea had thus become one of Tamriel’s worst threats.
Dagon’s wife and her priestess.
Thanks to her, Dagon was able to return to Tamriel and launch a second invasion.
This invasion was called the Eternal Oblivion Crisis because, with Atanea’s help, he was overpowering and invincible.

Skyrim and Tamriel knew their blackest hours!