Before completion: Prolonged exposure to agony will result in improved rewards inside fractal dungeons. You'll also gain access to Mystic Forge recipes for adding extra agony infusion slots to ascended rings. Mist potions will give bonus attributes.
After completion: You now receive bonus rewards from fractal dungeon boss chests. Vendors now sell ingredients for attuning rings in the Mystic Forge, which provide additional agony resistance slots on your ascended and infused rings. Mist potions will also convert a percentage of your agony resistance to specific attributes, depending on the potion used.
— In-game description
- Provides access to Agonized Essence, which can be combined with a +1 Agony Infusion, a Philosopher's Stone and an un-attuned ascended ring in the Mystic Forge to produce an attuned ring.
- The bonus rewards consist of additional +1 Agony Infusion drops.
- Fractal potions will now grant you 10% of your AR per stack in bonus stats.
- This mastery is required to purchase several items under the "Mastery Items" tab of INFUZ-5959 and "Legendary Components" of BUY-4373.