You’ll need to run various Fractal levels with their challenges to collect all the necessary items for the legendary back item. You’ll also need to complete the collections for the Precursor Unbound. Or by completing the Pact Reformer Achievement. Purchased for 500 Fractal Relics and 25 silver and 20 copper from BUY-4373 in the Fractals of the Mists. You must complete all previous tiers to obtain the Gift of Infinity.
Obtained by completing all 13 tier 4 components, found under the Achievements tab by pressing H. Gift of Might: 250 Vicious Fangs 250 Armored Scales 250 Vicious Claws 250 Ancient Bones.Gift of Magic: 250 Vials of Powerful Blood 250 Powerful Venom Sacs 250 Elaborate Totems 250 Piles of Crystalline Dust.Third Order Mist Frame: Spiritwood Plank 5 Deldrimor Steel Ingot 5 Elonian Leather Square 5 5 Bolt of Damask.Unbound Wings: Glob of Ectoplasm 25 Shard of Crystalized Mists Essence 5 Vision Crystal Spirit of the Upper Bound.Pristine Mist Essence 5: 50 Essence of Luck Cube of Stabilized Dark Energy 5 Thermocatalytic Reagent 50.Solution: Unbound: Ad Infinitum III: Unbound.This guide will show you what resources and collections are needed to obtain the Ad Infinitum. The backpiece known as Ad Infinitum is a Legendary item and as such it requires quite a bit of work to obtain. Guild Wars 2 has many different tiers of armor and weapons, but the best and most sought-after of these are Legendary items.