Characters with only a surname, which describes them. Sister Trope of Something Person. If the word for their surname doesn't have any obvious relation to the character in question, it's Mister Strangenoun. If it's not a character but an offhand description of a prop, look toward I Call It Vera (or the demonstrative I Call Him "Mister Happy"). If their name reflects their color, it's also Colorful Theme Naming. Examples of Mister Descriptor include: