Ad Infinitum III: Unbound

Ad Infinitum III: Unbound is a Legendary Backpacks collection achievement that requires items from the Fractals of the Mists in combination with some specific tasks, and can be unlocked by Kelvei in the Mistlock Observatory after Ad Infinitum I and II. Completion awards the Proof: Unbound needed for crafting Unbound, the third and final tier of the precursor to the legendary back item Ad Infinitum.

Achievement

Ad Infinitum III: Unbound	Legendary Backpacks	6
Collect all 11 fractal tier 3 components.Unlock all 11 fractal tier 3 components to work towards building the legendary fractal backpack. Prerequisite: Ad Infinitum II: Upper Bound Unlock Item: Theory of the Unbound Reward: Proof: Unbound Collection	Collected 1 Fractal Tier 3 Components	1
	Collected 5 Fractal Tier 3 Components	2
	Collected 11 Fractal Tier 3 Components	3

Collection items

	Objective	Notes
1	Inquest Dragon Energy Research Cube	Purchased from BUY-2046 PFR in the Mistlock Observatory for 40 .
2	Essence of Subject 2	Purchased from BUY-4373 in the Mistlock Observatory for 400 + 80 .
3	Volcanic Challenge Mote	Activate the challenge mote, and complete the scale 28 Volcanic Fractal with an 80% reduction to healing.
4	Cliffside Challenge Mote	Activate the challenge mote, and complete the scale 46 Cliffside Fractal with an 80% reduction to healing.
5	Molten Boss Timed Mote	Complete the level 10 Molten Boss Fractal timed challenge. Beat the boss in under 5 minutes.
6	Thaumanova Fractal Field Research Paper	Sold by the Thaumanova Reactor Field Researcher at the end of the Thaumanova Reactor Fractal for 1 .
7	Old Tom's Vital Reading (He's Dead)	Obtain Vexa's Golem Diagnostic Reader from Vexa's Lab in Fireheart Rise (entrance is in western Sloven Pitch, Breaktooth's Waypoint — ) and analyze Old Tom's remains in the Uncategorized Fractal.
8	Rabsovich's Lost Treasure	Obtain File:Rabsovich's Locker Key.pngRabsovich's Locker Key from Champion Rabsovich in the Underground Facility Fractal and open Rabsovich's Locker in Dociu Excavation, Dredgehaunt Cliffs. Southeast of Dociu Waypoint — .
9	Fractal Capacitor	Create a Fractal Capacitor (Infused) in the Mystic Forge with a: Shard of Crystallized Mists Essence, Gift of Ascension, 250 Globs of Ectoplasm, and a Beta Fractal Capacitor (Infused). Automatically unlocked if already owned.
10	Magically Charged Infusion Sample	Charge a +8 Agony Infusion at the Mist Geyser in the Snowblind Fractal.
11	Aetherblade Secret Handshake Tutorial Book	Sold by the Aetherblade Quartermaster in the Captain Mai Trin Boss Fractal for 3 . Can be salvaged from Upper Bound or other ascended gear.