Madoraco

Madoraco (마도라코) is a High Ranker with the nickname "Grey Catfish" known for being a master businessman. He is currently working with Io and Punk  raising money from the tournament for their Workshop  research. A silhouette that looks like him was shown among part of the FUG faction that oppose Jyu Viole Grace gaining the Enryu's Thorn, but it is not confirmed if he truly is a member of FUG yet.

Appearance and Personality
He's a short man, has pale pink hair and combed back and his head has a pair of black horns. His skin is pale, yellow eyes and a huge mark in the mouth that makes it seem to have a smile at all times. Also is dressed in a black suit, which together with the wand that bring, gives it the appearance of a magician. He is a calculating man and is particularly interested in money. According to Moderators Factory, Madorako is allied with dangerous people

Archimedes
Appears before the Workshop Moderators telling them they could earn a lot of money to complete his research by using a bet system and not have to worry about if you know the director, as him will take care of everything. Then he tells his subordinates that soon Jyu Viole Grace will be in his hands.

His silhouette is later seen amongst the slayers and elders in FUG who oppose the young slayer candidate being granted Enryu's Thorn to be used as a weapon.

Madoraco