Name: Satoshi Kyuubi (deceased)

Is the Brother Of The Nine Tail Kyuubi, He is a full blooded Demon and He hates halfbreeds with a passion specially all the ofsprings of his Niece Hana (Elder) which is why he hates Sakura and her Clan and allies, He specially hates  Zero,Tamaru and Hana (Younger)

Name:Darkea (deceased)

Darkea its one of the millions of flickers (Parts of Sakura's soul) she is the darkest part of Sakura and she was born at the same time as Ashera was born making her Technically Ashera's Sister, Her Whole existence is to kill the Kyuubi Clan, She is in league with Satoshi but even so the two hate each other and her main goal is to Kill Ashera and Sakura to prove she is the real Sakura.

Name: Stiles Mao (deceased)

The Older Brother to Stark and Starla, son of Lucifer and an Elemental. He co-created the Hellchasers with Thorn, Stark and Starla his control over chasers its on par with Thorn's and Lucifer himself and  he even keeps a good leash on Syn