"Each bullet has a purpose."
"Time to plan our next move."
Leon is a Shadow Guard working for the Shadow Decree.
He is close friends with Hall, reminding him of his deceased younger brother Joseph.
He was hired by Nicole to successfully assassinate House Ramses during the Artificial Guardian Project following it's closure.
His red bullets are his calling card.
His rifle can transform to a saxophone since he likes Jazz.
He is stoic, cold, professional, and calculating.