My Magic system

Present world
James is a orphan turned mob leader ,coldblooded killer and leading criminal of all sorts .
Raised by power and lies he is strong and deceptive i ways even best Assassin's cannot match .
One fateful day he is killed by a militia of government soldiers .

Fantasy world
Now reincarnated in the world of a fantasy where magic exists he is in the body of a boy named Allen Donovan Denvil ,a noble bastard son of a servant lady of house .
His body is weak and has no reserves for magical ability .
But a sudden twist of fate sends him to academy of magic with his cousins and in to centre of conspiracy of a dark murder that shook the kingdom .