Because you like Seto Kaiba in Yu-Gi-Oh!

Winry Rockbell is an energetic tomboy mechanic with an empathetic streak. See them in Fullmetal Alchemist.

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.

The only thing Albert Wesker cares about is turning himself into a God. See them in Resident Evil Series.

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

Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.

After several hundred years of shutting himself out from the rest of the world, Japan's not used to dealing with nations, See them in Axis Powers Hetalia.

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

Whatever Sakura Haruno lacks in power, she makes up for in intelligence and bravery. See them in Naruto.

Yukiteru is a reclusive observer who would rather watch life go by than participate in it. See them in The Future Diary.

Nozomu's name translates to despair, which is fitting for him. See them in Sayonara, Zetsubo Sensei.