Because you like Lelouch vi Britannia in Code Geass

For the sake of science, Kurisu Makise will persevere no matter how deep into the dark secrets of the world she finds herself. See them in Steins;Gate.

After Rintarou Okabe develops the Phone Microwave, some of his fantasies start to seem uncomfortably real. See them in Steins;Gate.

Yuri is living in the afterlife, which takes the form of a high school where no one dies. But if you follow the school's rules and live a "normal" life you vanish. See them in Angel Beats!.

Firo Prochainezo is swept up in a world of mysterious women, alchemists, and rumors of a wine that makes it drinkers immortal. See them in Baccano!.

If there's power in being average, Mikado Ryugamine will find it and use it. See them in Durarara!!.

An agile and powerful swordswoman, Saber is a dignified warrior down to her bones. See them in Fate/Stay Night.

Char is always thinking two or three steps ahead of the enemy. See them in Mobile Suit Gundam Series.

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

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

While his twin tries to save lives, Millions Knives does the best to end them. See them in Trigun.

Kagami Hiiragi keeps her grades up, helps at Takanomiya Shrine, serves as class president, and hangs out with her friends. See them in Lucky Star.

Impassive, overly literal, and a little short on people skills, Angel dedicates her life to enforcing the rules. See them in Angel Beats!.