Eris Morn — Lingering Torment

Speak to Eris in Sanctuary.

Somehow, within the Pit of Heresy, the remaining Daughters of Crota managed to revive Zulmak, strengthened and protected by the Darkness within the crystal. With their rejection of sword logic, Crota's daughters have become far more dangerous. You may have scared them off for now, but there is no doubt they will seek revenge.