Because you like Lelouch vi Britannia in Code Geass

After being resurrected and discovering his new morphing abilities, Alex Mercer uses them to combat the virus now ravaging New York. See them in Prototype Series.

Simon Belmont is a vampire hunter bravely carrying on the family business. See them in Castlevania.

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

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.

Greenpeace? No, this brave eco-terrorist is waging Greenwar. See them in Final Fantasy Series.

Eren Jaeger will erase the Titans from this world until not a single one remains. See them in Attack on Titan.

Mako is carrying the world on his shoulders. See them in The Legend of Korra.

Howl puts the "tortured" in tortured artist. He just wants to be recognized for his work, but no one wants to trust a boy that sorta looks like a bird. See them in Howl's Moving Castle.

Tidus is upbeat, carefree, and desperate not to become his father. See them in Final Fantasy Series.

For Kazuya Mishima, the power of the Devil is now his and his alone. See them in Tekken .

All who live know his name, and all who oppose him shall know Death. See them in Darksiders Series.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.