Yin

Yin (陰 In) was the partner and lover of Yang and a former assassin of the Shadow Hunters.

Personality
Yin is mostly quiet, extremely calm, insightful and takes his life very strict, not showing any emotions, trust or affection towards anyone. He shows alot of affection towards Yang. Yin never questioned his lieutenant or leaders of the Shadow Hunters, never losing sight of his or Yang's missions and never seemed to really care for any of the other assassins beside Yang herself.

Magic and Abilities
Duplication Magic (複製の魔法 Fukusei no Mahō): Yin instantly creates several replicas of himself. This allows him to trick or combine various attacks against his opponents.