Because you like Haruko Haruhara in FLCL

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

Dr. Gordon Freeman is a brilliant physicist is a quiet hero. And given all the violent aliens, he better be. See them in Half-Life.

A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.

He might look like a pretty boy, but resourceful Leon Scott Kennedy is the man to have at your side during a crisis. See them in Resident Evil Series.

Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.

Mother Gothel is a great mother as long as you never, ever, break the rules. See them in Tangled.

Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.

Stuck somewhere between life and death, Talion is motivated by one thing only: vengeance. See them in Middle-earth: Shadow of Mordor.

Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.

Mikasa Ackerman is a near-perfect soldier who won't break her stone-faced expression whether she's killing foes or protecting loved ones. See them in Attack on Titan.

Major Marquis Warren is a talkative, sharp-eyed, and cold-hearted Civil War soldier-turned-bounty hunter. See them in The Hateful Eight.

Donkey Kong is a strong, banana-loving, and caring uncle to Diddy Kong. See them in Donkey Kong.