Nuliajuk, the Mother of Monsters, is a demon goddess of Inuit mythology. This evil mermaid has had several encounters with Aquaman, who once saved his then-girlfriend Kako from her evil. At another time, Nuliajuk allied herself with the sea-god Triton and created a monster to destroy Aquaman. Still later, she took on a mission from Lilith , the Mother of Demons, to destroy Supergirl. Both of these attempts failed, Nuliajuk has an army of carnivorous sea creatures under her command.
Major Story Arcs
Supergirl
Nuliajuk is conscripted by The Mother of Demons, to kill Supergirl. Supergirl is able to get away from Nuliajuk with the aide of Lagoon Boy.