Because you like Galina Reznikov in Orange Is The New Black

Lelouch vi Britannia is a high school student by day, masked destroyer of tyrannical empires by night. See them in Code Geass.

Vash might act like a carefree, peace-loving goof, but it's not wise to underestimate this "Humanoid Typhoon." See them in Trigun.

Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.