Zar'jira is the main antagonist in the troll's perspetive from the online computer game World of Warcraft. She is an ancient Sea Witch and an enemy of the Darkspear trolls, many years ago she killed Vol'jin's father and chased the trolls from their island homes.
Maleficent (Sleeping Beauty)
Icy (Winx Club)
Queen Chrysalis (My little Pony : Friendship is magic)