Black is Back

Colin Cook, after a fatal head injury, found himself inside the body of one Castor Regulus Black; only child of Regulus Acturus Black and heir to the House of Black. Fun right? Well, he knew, somewhat, how the series ended, as well as how far things went. And by the Beard of Zeus he was going to enjoy his second life! Metamorphmagus! OC-Self Insert (Summary bound to change)