The Emerald Dragon

The Emerald Dragon is a mysterious figure in the Shardsverse Series and was first mentioned during Rias and Annalise's conversation. It is rumored to be the third Dragon God who slaughtered many of Earth's deities when Typhon and Zeus fought each other, destroying the land and rousing it from sleep. It awoke and in its fury at what happened to the land and its people went on a rampage, slaughtering many deities, including Amenominakanushi, and brutalizing many more in the process. It mysteriously disappeared after an entity referred to as the Sapphire Dragon calmed it down.

History
Not much is known beyond rumors but it is stated to be even older than Ophis, Great Red, God, and Trihexa. It awoke during Zeus and Typhon's battle and went on a rampage, slaughtering many beings in the process. Those who were alive at the time reported that it felt like they were fighting against the World itself. It was calmed by an entity referred to as the Sapphire Dragon and went to sleep in an unknown location.

Appearance
The Emerald Dragon appears as a massive green dragon whose full size dwarfs even small mountains. It is five miles in length from head to tail and a few thousand meters tall.

Personality
Not much is known other than the fact that it went on a rampage and killed many gods in the process.

Powers and Abilities
Immense Strength: The Emerald Dragon is rumored to be the third dragon god wielding strength beyond even that of Ophis and Great Red as the two were present during its rampage. According to Amaterasu, the Emerald Dragon left the Infinite shattered and the Dream broken as it rampaged across the world, turning the entirety of the Universe against them.

Immense Durability: The Emerald Dragon was able to easily shrug off attacks from Ophis and Great Red before defeating them.

Trivia

 * No one knows where the Emerald Dragon comes from with some even stating that it was there before everything began.