
Gù yún (顾昀), courtesy name Zǐxī (子熹), is the current Marquis of Order. He is the commander of the Black Iron Camp, which is made of 3 main factions - Black Eagles, Black Cavalries and Black Armors, and the elite military force of the Great Liang Dynasty.

His childhood name is Shiliu (meaning 16), due to the fact that he was born on the sixteenth of the first lunar month. He is half-deaf, half-blind due to an attack on the Black Iron Camp when he was a young child.