Eriana-3

Eriana-3 was an Exo Warlock of the Praxic Order who fought in the Great Disaster on The Moon. After Wei Ning was killed by Crota, she led a fireteam including Eris Morn to assassinate him in his throne world. She reached Crota's realm but was killed by Ir Yût, the Deathsinger. She wielded the hand cannon Eriana's Vow; her Ghost was Jax. Her story is told in Memory of Eriana-3.