• Torment Difficulty:
Unique items can drop in Torment difficulty, with higher difficulties increasing your odds.
• Infernal Hordes:
Crown of Lucion can be target-farmed from Infernal Hordes.
• Open World Drops:
Crown of Lucion can randomly drop from enemies, chests, and breakable objects.
• Helltide Chests:
Crown of Lucion can drop from chests during Helltide Events.
• Boss Farming:
Crown of Lucion is a general Unique item, so it may also drop from endgame bosses, but Infernal Hordes are the best farming method if you specifically want this item.