Heine Lunasea is a villainess in Fairy Tail. She is a member of the Alvarez Empire and a soldier of the Irene-Squad, as well as a right hand woman to Irene. As it turns out, she's a actually a sword which was turned into a living human form.
Heine has the appearance of a young woman with black hairs (blue hairs in the anime), who wears a blue (black in the anime) headband, a skin tight suit and a cape.
She appears with Juliet and Irene on a mountain and stays there when Bradman and Larcade take the Sabertooth and Blue Pegasus members out. Later Heine along with Juliet leave the mountain to help the other two Spriggan 12 members. After Irene casts Universe One, Juliet and Heine take out some Fairy Tail members and try to kill Mirajane. They manage to overpower Mirajane's Satan Soul, but are defeated by her strongest form Mirajane Alegria. After they are defeated they turn back to their sword form.