Seven Sovereigns

The Seven Sovereigns were the powerful dragon lords that resided over Teyvat before the arrival of the Heavenly Principles. 
== History ==
=== The Old World ===
In the ancient times, the Sovereigns ruled over the world with their respective elemental Authorities and the Dragon King Nibelung. 
In Inazuma, the Electro Dragon held the Authority of Electro, the dragon ruled the stormy islands which is unending; a synonym of eternity, and the main reason of its name. Due to Inazuma's severe weather, the Electro Dragon is assigned to defend the stormy dark skies of the Nation of Eternity. 
=== The New World ===
The Heavenly Principles took over Teyvat after the Primordial One defeated the whole Seven Sovereigns, however, before the positions of Archons were invented, the Sovereigns had remaining survivors. Luckily, their assailants doesn't have to know about them surviving. 
A prophecy was held onto Enkanomiya that a new Hydro Dragon will reborn as a human male.
=== Pre-Archon War ===
Before the Archon War occurs, the Electro Dragon seemingly to reborn as Raiden Ei, much likely after her reborn, she doesn't remember the old memories that she had, however, she tries to communicate with other people. 
=== Present Day ===
In Chapter II, Ei's backstory reveals she refuses to become the new Electro Archon after her sister's death due to her Authority being returned back. In other words, Ei can fully control the element of Electro. 
== Sovereigns ==
* Dendro Dragon: Apep
* Electro Dragon: Raiden Ei 
* Hydro Dragon: Neuvillette 
* Nibelung
== Trivia ==