Because you like Lily Aldrin in How I Met Your Mother

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

Misato Katsuragi is never without a beer in her hand or her pet penguin by her side. See them in Neon Genesis Evangelion.

A vain and arrogant womanizer, Roy Mustang has hidden depths. See them in Fullmetal Alchemist.

The Warden of the camp says that digging holes in the desert builds character, but Stanley Yelnats suspects there's more to it. See them in Holes.

Napoleon Dynamite loves tater tots, mythical beasts, and reveling in his awkwardness. See them in Napoleon Dynamite.

Omar Little is a pretty chill guy, as long as you can forgive the stealing and killing people. See them in The Wire.

When the going gets tough, Dre Johnson gets tougher. Well, he'd like to think he does. See them in Blackish.

Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.

Emily Fields has been very guarded, careful of whom she trusts and reveals her secrets to. See them in Pretty Little Liars.