Because you like Dolores Umbridge in Harry Potter Series

Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.

Optimus Prime is a shapeshifting sentient robot leading a team of robots to stop evil from taking over. See them in Transformers.

An assassin with supernatural gifts, Corvo Attano is the last guy you should frame for murder. See them in Dishonored.

Sydney Novak claims she’s “not special,” but her self-reportedly average life changes quickly once she begins to develop powers she can’t control. See them in I Am Not Okay With This.

Gou Matsuoka offers to help as manager of a swim team, believing that they're the only ones who can help her brother. See them in Free! Iwatobi Swim Club.

Tamaki Suoh is always the star of the scene because he's the one making a scene. See them in Ouran High School Host Club.

As a scaring Assistant, Mike Wazowski frightens children to collect their screams to be used as a power supply for the city. See them in Monsters, Inc..

Nemo is a small fish in a vast ocean, but he dreams of seeing it all. See them in Finding Nemo.

Roger Kint is a nervous, weak, ham-handed criminal. We think. See them in The Usual Suspects.

Betty Cooper seems like a sweet girl, but she also has a dark side and can go beyond what's safe or sane. See them in Archie Comics.

Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.

If this slick ad man doesn't like the conversation, he changes it—while drinking and smoking. See them in Mad Men.