Niles

Zero (ゼロ) is a playable character in Fire Emblem: Fates and an ally on the Nohr Route and the third route. He is voiced by Takehito Koyasu in the Japanese version.

Profile
Originally a thief, Zero became a soldier serving Prince Leo. He is incredibly sadistic and loves watching people suffer. If he achieves an S-Support, he will have a daughter named Éponine. If he S-Supports with a Male Avatar, Éponine will be their adopted daughter.

According to his S-Support with the male Avatar, Zero has a past that he refuses to talk about with others.

Supports
Romantic Supports Other Supports
 * The Avatar - both genders
 * Leo
 * Éponine
 * Kanna - if Zero is the father

Class Sets

 * Outlaw - Promotes to Adventurer and Bow Knight
 * Dark Mage - Promotes to Sorcerer and Dark Knight

Trivia

 * Zero shares his Japanese voice actor, Takehito Koyasu, with Lon'qu and Validar.
 * Zero is the only male unit in Fates that can have an S-Support with a Male Avatar