Because you like Dolores Umbridge in Harry Potter Series

Nothing instills more fear in the Empire than the deep kshhh of Darth Vader breathing through his helmet. See them in Star Wars Series.

Some say to survive in Underland you need to be as mad as a hatter–which, luckily, he is. See them in Alice in Wonderland.

This wizard is never late, nor is he early. Gandalf arrives precisely when he means to. See them in The Lord of the Rings.

A good guy who's made some bad choices, Scott Lang is driven in his quest for redemption. See them in Marvel Cinematic Universe.

The star of every school production since kindergarten and the most popular girl of East High, Sharpay Evans usually gets her way. See them in High School Musical.

A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.

Klaus Hargreeves is funny, flirty, and high at any given moment, but he's also the most emotionally literate of his super-powered siblings. See them in The Umbrella Academy.

Firo Prochainezo is swept up in a world of mysterious women, alchemists, and rumors of a wine that makes it drinkers immortal. See them in Baccano!.

Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.

Wanderer is a Soul, a parasite sent into a host to take over their body, extracting information from them and colonizing their species. See them in The Host.

They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.