Here comes the most anticipated segment for comparison of these two characters i.e. John Grey vs Dr. Light (Hoshi) superpowers. Powers and abilities define their strength, both physical and mental. So what will happen if these two super characters engage in a fight? Here you can compare John Grey vs Dr. Light (Hoshi) powers, abilities, weapons and gadgets. So lets check out John Grey Powers and Dr. Light (Hoshi) Powers.Decide who is more powerful!