Because you like Donna Pinciotti in That '70s Show

An inter-dimensional demon, Bill Cipher dreams of a more chaotic Gravity Falls. See them in Gravity Falls.

Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.

Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.

Shana is a red-haired warrior with a black-and-white worldview. See them in Shakugan no Shana.

One of the best in the magical world, Mad-Eye has the battle scars to prove his dedication to such a dangerous job. See them in Harry Potter Series.

Through raised to be a gentleman, Laurie has a mischievous sense of humor. See them in Little Women.

Driven by obsession and anxiety, Monk bravely overcomes, or at least battles, his fears to help the world. See them in Monk.

With an abundant supply of alcohol, nice restaurants, and free will, Crowley is a demon who is thoroughly enjoying his time on Earth. See them in Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch.

Rainbow Dash's interests include flying, playing pranks, and generally being themost awesome pony around. See them in My Little Pony.

Blunt, petty, neurotic, Larry David can never live and let live. See them in Curb Your Enthusiasm.

In his heart, this student rebel is more of a lover than a fighter. See them in Les Miserables.

Wendy Testaburger is a born leader who is not afraid to stand up to the other fourth graders for what she believes in. See them in South Park.