Because you like Jack Harkness in Doctor Who

Hanna Marin is a determined girl defined by her ability to transform herself. See them in Pretty Little Liars.

Daring on a bike but haunted in his personal life, even Johnny Blaze isn't fast enough to outride his past. See them in Ghost Rider.

Hotheaded and arrogant, Kaneda is nevertheless fiercely protective of the biker gang he leads. See them in Akira.

A photographic memory is just one of many skills Lexie Grey brings to the table as a surgeon. See them in Grey's Anatomy.

A loyal dinosaur, Yoshi loves both saving the day and chowing down on a good meal. See them in Super Mario Bros..

Once a lonely hat maker, Sophie Hatter is now cleaning goo from bathtubs and cooking breakfast for the grumpiest wizard in all the land. See them in Howl's Moving Castle.

There's never a dull moment when this mischievous high-schooler gets up to his hijinks. Save Ferris! See them in Ferris Bueller's Day Off.

Level-headed Ian Gallagher may be focused on his goals, but he's got a mischievous side too. See them in Shameless.

A fun-loving jokester, Alistair isn't ready for the responsibilities he faces. See them in Dragon Age Series.

A powerful dragon-hunting warrior, Dovahkiin is destined for great things. See them in The Elder Scrolls V: Skyrim.

A doting grandfather, Edwin Hoover also has a heroin addiction and a penchant for swearing. See them in Little Miss Sunshine.

Insightful about everyone else's neuroses, Rose Lalonde is not as aware of her own. See them in Homestuck.