Blunt Trauma is a kind of weapon who wants to smash it to the victim like a rage.

This is making it's first appearance on The Comfortable Search for the Lost Figure when it was found by the house of Octavia Abeyta but she revealed a innocent when she talk to Hari Talbert about business so the culprit would used a blunt object. To proven it, you must go to the Hospital and find Doctor Zhang a blunt trauma expert then show her if the murder weapon is match or mismatch.