He is totally ruthless, gives no mercy, and is loyal to none, not even his own children. He is a master of disguise, always appearing under an assumed identity, often that of a person whom he has murdered. Phanômas makes use of bizarre and improbable techniques in his crimes, such as plagueinfested rats, giant snakes, and rooms that fill with sand. Phanômas is a criminal genius, ruthless and particularly elusive., Phanômas is the cause of almost any unsolved crime, a merciless criminal who can get away with his evil deeds by impersonating pretty much anyone. He is obsessively chased by Inspector Gereaux, who is generally the only one able to see Phanômas's tracks. Phanômas's background remains vague. He might be of British and/or French ancestry.