Because you like Violet Baudelaire in Lemony Snicket's A Series of Unfortunate Events

Shrek is a nasty-on-the-surface ogre with a heart of gold and an earful of wax. See them in Shrek.

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

Brian Robeson is a true survivor through and through. See them in Hatchet.

A speed-loving daredevil who lives on the edge, Sonic is as brave as he is cocky. See them in Sonic the Hedgehog.

Those who stand against this singular super ninja are doomed to fail. See them in Ninja Gaiden.

NiGHTS is a powerful but childlike spirit who hates being told what to do. See them in NiGHTS into Dreams.

Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.

Harry Potter is the boy who lived! See them in Harry Potter Series.

Brilliant, violent, and only a little insane, the Joker doesn't listen to anyone except the voices in his head. See them in DC Extended Universe.

With an A.I. as loyal and witty as Cortana, who needs humans? See them in Halo.

A cheerful alien, E.T. just wants to phone home. See them in E.T. the Extra-Terrestrial.

An inquisitive archaeologist, Professor Hershel Layton knows a gentleman leaves no puzzle unsolved. See them in Professor Layton.