Because you like Hamlet in Hamlet
A believer in the pursuit of justice, Garrus Vakarian hates it when bad guys slip through the cracks of the bureaucratic justice system. See them in Mass Effect.
When it comes to dancing and life, nobody puts Frances Houseman in the corner. See them in Dirty Dancing.
Ace pilot Asuka Langley Soryu is confident, haughty, and a little less grown-up than she pretends to be. See them in Neon Genesis Evangelion.
Gloria Delgado-Pritchett's big personality is rivaled only by her big heart. Wait, did we mention she's gorgeous? See them in Modern Family.
Small in stature, Clara Oswald has a big appetite for adventure. See them in Doctor Who.
When the going gets tough, Rick Grimes gets tougher. It's a very useful trait when the world goes to hell. See them in The Walking Dead.
Everyone Barney Stinson knows is getting married or pregnant. But he's just getting more awesome. See them in How I Met Your Mother.
Dominic Toretto lives his life "a quarter mile at a time", and he burns through those miles faster than anyone. See them in The Fast and the Furious.
Noah Calhoun is lost without Allie, who seems to have moved on. See them in The Notebook.
It's hard enough fighting a war. But it's worse for Commander Shepard, knowing no matter how hard you try, you can't save them all. See them in Mass Effect.
Unaware of the fact that he's a toy and made of plastic, Buzz Lightyear is a spaceman on a mission fully of snappy catch phrases. See them in Toy Story.