Because you like Aku in Samurai Jack

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.

As the Rose Bride, Anthy Himemiya is a spectator in the fencing matches fought over her and her power "to revolutionize the world." See them in Revolutionary Girl Utena.

What Mako Mankanshoku lacks in common sense, she makes up for in sheer optimism and force of personality. See them in Kill la Kill.

With most of the people that Sango loved now gone, the only thing she wants is to kill the demon who destroyed her village. See them in Inuyasha.

Beneath Yuji Sakai's meek exterior lies an exceptionally keen mind and a strong inner will. See them in Shakugan no Shana.

The last war left his economy devastated, and now Germany is engaged in another war and stuck with two barely trained allies for help. See them in Axis Powers Hetalia.

An alien, a time-traveler, and an esper are following Haruhi Suzumiya, who – unknown to herself – is a near-omnipotent reality warper. See them in The Melancholy of Haruhi Suzumiya.

Illiterate and oblivious, Crash Bandicoot is still a hero. See them in Crash Bandicoot.

Suzaku Kururugi defeats enemies with his flashy but deadly jump kicks. But he's willing to sacrifice himself for peace. See them in Code Geass.

The personification of America is all about superheroes, hamburgers, and spreading democracy and justice. See them in Axis Powers Hetalia.

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

The pasta-loving, skirt-chasing personification of North Italy, Feliciano Vargas is decidedly a lover, not a fighter. See them in Axis Powers Hetalia.