Because you like Donna Carmichael in Mamma Mia!

Walter White's knowledge of chemistry allows him to cook astoundingly pure meth, leading to a rapid – albeit tumultuous – rise in the criminal drug world. See them in Breaking Bad.

Titus Andromedon will show you the ropes, help you with your problems, and sing at you constantly, whether you like it or not. See them in Unbreakable Kimmy Schmidt.

Effortlessly sexy, calm, and collected, Eric Northman is equally at home ripping off heads and flirting with waitresses. See them in True Blood.

Cosmo Kramer is an eccentric schemer whom you might know better as the "Assman." See them in Seinfeld.

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.

This metal-bending mutant may be misaligned with the genetically normal people of the world, but Magneto's got class for days. See them in X-Men Series.

Whether he's fighting or flirting, Jace Wayland is all swagger. See them in City of Bones.

Because of Miles Edgeworth, the truth will always make itself known. See them in Ace Attorney Series .

A laid-back wanderer, Ginko has an empathetic, open-minded worldview. See them in Mushishi.

Bedside manner is for chumps, not the brilliant Dr. Gregory House. See them in House M.D..

Rue is an icy prima ballerina whose obsession with perfection obscures a hidden desire to be loved. See them in Princess Tutu.

Sarah Kerrigan is pretty much the Queen Bitch of the Universe. See them in StarCraft .