User blog comment:Staw-Hat Luffy/Dragon a Haoshoku Haki user/@comment-85.250.145.24-20121027135342/@comment-5601098-20121027155739

well it's just a theory,i'm not in Oda's mind but since when somebody uses haoshokiu hai ther's a blast,so maybe he can create massive blasts that don't make people faint.But i think that he is a devil fruit user,just not of that kind