|Died||In 300 AC, at Meereen|
A Storm of Swords (mentioned)|
A Dance with Dragons (mentioned)
Mossador is a brother of Missandei. He, like his other two brothers, were trained as Unsullied, of which one of the brothers did not survive the training. He was purchased and then freed by Daenerys Targaryen. He is Naathi like his sister.
A Storm of Swords
Mossador is purchased with his brother Marselen along with the rest of the Unsullied by Daenerys Targaryen and then freed. When Daenerys tells the Unsullied to abolish the practice of choosing a new name every day, Mossador goes back to his birth name.
A Dance with Dragons
Mossador while on patrol with another Unsullied Duran was ambushed and both were crushed by falling stones beneath the river wall dropped on them by the Sons of the Harpy. Missandei cries and grieves for him when she is told.