Gjalga

is an original character made for The Seven Deadly Sins: Grand Cross mobile game.

Personality
Gjalga tends to toy with her opponents and underestimate humans or anything that looks similar to humans as she mistook Meliodas for a human.

History
Gjalga and her twin sister Greib invaded a village after the Ymir's Wall collapsed to snack on the humans living there. However, they were driven away from the village by the Seven Deadly Sins.

In the battlefield she along with her sister would return intending to get back at the Seven Deadly Sins but Oslo easily scares them off by devouring one the Giants with them and teleporting it somewhere else.