Gavin

"Dragon Emperor" Gavin (盖文) is Knight No. 04 within Kingdom Organization.

Guardian Spirit
Bearing the title "Dragon Emperor", Gavin posses a large armoured dragon as his Guardian Spirit.

Intruder In Rakshasa Street Arc
Gavin is introduced telling Norah for those words to flow out of his mouth isn't that strange. When Jack informs everyone Hale Camp has brought forth a great inconvenience he becomes surprised by his announcement. After jack mentions there main obstacle are the ones who have a body of a Martial God. Gavin says it's said the probability for one who possesses the body of a martial god to be born is once very few centuries. When Jack suggests using Cao Yan Bing powers to turn him against the Requiem Generals, Gavin says that isn't how he works.