Lunar Crystals are spawned during the fight with the Titanic Guardian in the Chamber of the Moon[[:File:|[, ]]] in Uldum during the quest I'll Do It By Hand. Killing all three of them will kill the Guardian.
Lunar Crystals are spawned during the fight with the Titanic Guardian in the Chamber of the Moon[[:File:|[, ]]] in Uldum during the quest I'll Do It By Hand. Killing all three of them will kill the Guardian.