Because you like Melinda Sordino in Speak
Lelouch vi Britannia is a high school student by day, masked destroyer of tyrannical empires by night. See them in Code Geass.
Nandor is a relentless vampire who never admits he's wrong, loves glitter, and can't use a tablet. See them in What We Do In The Shadows.
In his heart, this student rebel is more of a lover than a fighter. See them in Les Miserables.
Wheatley's got an endless supply of bad ideas that he wants to share. See them in Portal Series.
Char is always thinking two or three steps ahead of the enemy. See them in Mobile Suit Gundam Series.
Loyal to his family and associates and distrustful of anyone else, Tony Soprano is a good guy to have on your side. See them in The Sopranos.
Carolos has perfect hair, a lab coat, and a constant readiness to do science. See them in Welcome to Night Vale.
Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.
A gruff and hardened professional, Marcus Fenix keeps his emotions buried deep. See them in Gears of War.
Kazuma Kiryu's legendary strength and exploits have earned him the nickname of Dragon of Dojima. See them in Yakuza.
A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.