Because you like Donna Noble in Doctor Who

A nurturing, selfless, and level-headed leader, Makoto Tachibana loves looking out for his friends. See them in Free! Iwatobi Swim Club.

Underneath Fakir's sarcastic exterior is a loyal friend. But his loyalty borders on being possessive of his friends. See them in Princess Tutu.

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.

Randy Marsh is a geologist and Nobel Prize winner who is into binge drinking, starting riots, the Food Network, and P.F. Changs. See them in South Park.

While Cassie Ainsworth's head is always in the clouds, her heart is always in the right place. See them in Skins.

A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.

Always headed towards adventure, Goku is frequently with a band of loyal companions at his side. See them in Dragon Ball.

Armin Arlert was wrong. This world hasn't become hell; it's been hell. He just couldn't see it before. See them in Attack on Titan.

Father to a murdered son and husband to a murdered wife, Maximus Decimus Meridius will have his vengeance. See them in Gladiator.

A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.

Crono may not talk, but this time-traveling hero's heart speaks volumes. See them in Chrono Trigger.

Stewie Griffin is just your average evil-genius, talking, sociopathic baby. See them in Family Guy.