which is recognized by many as a naming correlation. In a kind of in-joke to the upside-down "M", Wario's brother Waluigi has an upside-down ' L ' on his hat. Contents 1 Characteristics 1.1 Origins 1.2 Personality 1.3 Physical appearance 2 Appearances 2.1 Wario Land platforming series 2.2 WarioWare series 2.3