Because you like Krusty The Clown in The Simpsons

The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.

Rick Sanchez is a gruff, alcoholic mad scientist, with the emphasis on "mad." See them in Rick and Morty.

The destroyer, Drax lives for one thing and one thing only: revenge. See them in Marvel Cinematic Universe.

With those dearest to him dead and no one to trust, Max Rockatansky is a slightly hysterical man alone on the run in a post-apocalyptic world. See them in Mad Max: Fury Road.

Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.

Call her. Beep her. If anyone's in trouble, Kim Possible is there. See them in Kim Possible.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.

Wendy Testaburger is a born leader who is not afraid to stand up to the other fourth graders for what she believes in. See them in South Park.