Keller Julio

"Student Killer" Keller Julio is an infamous name whispered among the and even the  for being an instructor so incredible that he has been rumored to single-handedly raise the current generation of child  that come from Underworld organizations. Although his exact background is a mystery, he was said to be a legendary mercenary in his prime before retiring and instead taking on large sums of money to train potential mercenaries for various criminal organizations. He operates the Keller's Killer Academy and despite primarily training future criminals, appears to accept anyone with the desire to learn combat, though he makes no effort to hide his true identity from his students.