Deimne (ディムナ Dimuna, Dimna in the Japanese version) is a playable character from Fire Emblem: Genealogy of the Holy War. He is the substitute character for Lester if Edain was not paired up. He is the older brother of Muirne and fulfills Lester's role in the story. If Deimne enters Isaach Castle in Chapter 6, a conversation will occur between him and his childhood friend Karen that results in his strength increasing by five points.