Hagoromo Gitsune

"Face It You Never Be Savor of Kaijudo City"

Hagoromo is the main antagonist that who killed Manny's Yokai father over the years but He reunited with his family without her noticing, which was so She a leader of the Kyoto Yokais to defeat the Manny's clans but so She was the Swashbuckler Class Centurion somehow Hagoromo is able defeat by the Senseis over 24 years ago since She sealed away it been stated by Pit Boss the Undead Dragon Master himself

Even so Pit Boss told the Centurions that Hagoromo Gitsune was the one that kill Rihan and He was alive without any Kyoto Yokais noticing and She can overpower her opponents in battle on using it fear which definitely Sumako research on