Lady Waziria was created by Thor: God of Thunder writer Jason Aaron.
The League of Realms
After Malekith cut off her arm and killed her tribe, she grew a replacement by bonding a tree branch to her stump to form a replacement arm. She joined the League of Realms went to stop Malekith. He however, escaped after killing Queen Alflyse and her entourage. After fighting Malekith through several realms the Dark Elves agreed to restore his rule to bring unity, with Malekith getting Wazirira to serve out the remainder of his sentence in Hel for him.
A New Kurse
After just serving a little while, Malekith after being disappointed with Algrim the strong, would replace him with Wazirira as the new Kurse.
Powers and Abilities
Being a sorceress she has various magical powers. One of which is turning a branch into an arm replacing the one she lost.
After being transformed into Kurse she would gain strength and endurance far beyond even that of Thor.