Because you like Matilda Wormwood in Matilda

Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.

When it comes to Haruko Haruhara, there's more to the pink-haired biker than meets the eye. See them in FLCL.

Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.

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

A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.

A secret smoker, Margot Tenenbaum has plenty more secrets where that came from. See them in The Royal Tenenbaums.

A brilliant "extractor," Dom Cobb has spent the past few years running from the authorities and his inner demons. See them in Inception.

A gruff and hardened professional, Marcus Fenix keeps his emotions buried deep. See them in Gears of War.

A vampire hunter, Integra Hellsing doesn't tolerate failure, least of all her own. See them in Hellsing.

Years of being the less desirable Vargas sibling have given Romano quite an inferiority complex, as well as the temper to match. See them in Axis Powers Hetalia.

Greg Hirsch is new to the Roy family's cutthroat world of wealth and privilege. See them in Succession.

Saul Goodman can get just about any lying crook off the hook in court. Well, as long as he can make a buck out of it. See them in Breaking Bad.