Because you like Cosima Niehaus in Orphan Black
What Mako Mankanshoku lacks in common sense, she makes up for in sheer optimism and force of personality. See them in Kill la Kill.
While his twin tries to save lives, Millions Knives does the best to end them. See them in Trigun.
Donkey is proof that if you're annoying enough you can change the world; he's the reason that his friend Shrek does, well, anything. See them in Shrek.
Jesse Aarons' frustration can only find outlet in another world. See them in Bridge to Terabithia.
Amy March blends her naturally artistic spirit with a sense of practicality. See them in Little Women.
Patrick Verona is a bad boy who's after a tough girl. See them in 10 Things I Hate About You.
Harry Osborn is the privileged son of Oscorp's founder with a goblin-sized chip on his shoulder. See them in Marvel Cinematic Universe.
Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.
Troy Bolton is a triple threat: singing, dancing, and basketball. See them in High School Musical.
Remy could be a five star Michelin chef, the only problem is that he is quite literally a rat. See them in Ratatouille.