Matt

An angel of death that protects every single human being in London with his powers. Married with Scarlett Payne and best friend of Sherlock Holmes, he completely hates everyone who risks to corrupt his city. Born in a demon city and tortured in the Hell, he went to our Earth trying to find a reason to live for. Now he has finally found it.

He is trying to protect that girl from Moriarty! He must be Matt.