Crush Lucent Ghosts or defeat powerful Hive to mark their deaths with Xivu's Rune anywhere in the system. Defeat Lucent Hive on Savathûn's throne world to draw the sisters against each other more quickly.
The Lucent Brood's Ghosts have been crushed, and the scenes of their deaths have been marked with Xivu Arath's runic signature, drawing the Hive sisters into conflict with each other and easing pressure on Eris Morn's throne.