Sayu Yagami is the sister of the infamous Light Yagami. Because Light’s so famous eveyrone automatically thinks that he’s the brains of the family. That isn’t the case. Sayu Yagami is the smartest person on the planet and with her skills she can take anyone down. All she needs is 1 second to think of a full proof plan that would defeat anyone.

Her Main Form

Her Record

L Light