Because you like Robin Scherbatsky in How I Met Your Mother

Humble, caring, and protective, Scott McCall tries to make the best of his newfound status as a werewolf. See them in Teen Wolf.

Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.

Thanos is an intergalactic warlord, on the hunt for infinite power. See them in Marvel Cinematic Universe.

Miss Peregrine exists to protect her wards, whether they like it or not. See them in Miss Peregrine's Home for Peculiar Children .

Beloved by all, Lucy is the most corageous Pevensie. See them in The Chronicles of Narnia.

A consummate schemer with a knack for solving mysteries, Shawn Spencer has trouble taking anything seriously. See them in Psych.

In constant agony, Ava Starr will do anything to give up the superpowers that are slowly killing her. See them in Marvel Cinematic Universe.

Once described as a "beautiful, tropical fish," Ann Perkins exudes warmth, and unlike most of her friends she also has common sense. See them in Parks and Recreation.

Wanting more out of life, Pam Beesly has a job she isn't crazy about and is engaged to a guy she's not sure is "The One." See them in The Office.

Will Turner is an earnest, lovelorn blacksmith's assistant with an adventurous spirit. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Cinderella will sacrifice herself to keep her family's memory alive. See them in Cinderella (Live Action).

His name is Inigo Montoya and whoever killed his father should be prepared to die. See them in The Princess Bride.