Legendary Back Piece Ad Infinitum

Getting a Legendary Backpiece is one of the best steps you can take in Guild Wars 2, it is extremely useful, and makes switching builds, or trying new classes way easier, with that said, lets take a look at Ad Infinitum, the Fractals of The Mists Legendary!


Getting Started

Before we get into the achievement here is a total breakdown of materials you will need from Guild Wars 2 Efficiency - Total Material Crafting Calculator

First things first we need to start the achievement - to do this you will need to speak with Kelvei, the Legendary Observer in the Mistlock Observatory and receive Theory of the Finite Result

Legendary Backpacks: Ad Infinitum I: Finite Result

After you have unlocked this achievement you can get started, first you will need to complete 11 tasks in order to be able to craft your first step - Finite Result

Defender of Ascalon

  • Purchase from BUY-2046 PFR in the Mistlock Observatory for 20 Pristine Fractal Relic

Charr-Nip

  • Purchase from BUY-4373 in the Mistlock Observatory for 100 Fractal Relics and 80 Silver

Swampland Challenge Mote

  • Activate the Challenge Mote, and complete the Tier 1 level 1-20 Swampland Fractal with an 80% reduction to healing - This step shouldn't be too hard if you are familiar with Fractals, but is best to be done with a full team

Aquatic Ruin Challenge Mote

  • Activate the challenge mote, and complete the Tier 1 level 1-20 Aquatic Ruins Fractal with an 80% reduction to healing- This step shouldn't be too hard if you are familiar with Fractals, but is best to be done with a full team

Jade Kraken Timed Mote

  • Beat the Jade Maw in under 5 minutes in the level 20 Solid Ocean Fractal

Ascalonian Fractal Field Research Paper

 

Fractal Journals cost 28 Fractal Research Pages

 

Burning Frozen Core

  • Obtain a Gigantic Ice Elemental Core by killing the Svanir Shaman Chief in Wayfarer Foothills during The Frozen Maw meta event

 

The event chain begins every even hour on a quarter past the hour

 
  • After that interact with the Boiling Hot Magma in the Volcanic Fractal, you'll be able to find this after defeating Legendary Imbued Shaman, with the Gigantic Ice Elemental Core in your inventory

 
 

Charged Clump of Swamp Moss

  • Obtain a Clump of Swamp Moss by defeating Bloomhunger at the end of the Swampland Fractal

 
 
  • Take it to Specially Charged Energy Storage Tank at the Opticalium

 

Jeztar Falls Waypoint — [&BEEAAAA=] will be the closest one to this

 

Prototype Fractal Capacitor

  • Sold by BUY-4373 in the Mistlock Observatory for 1,350 Fractal Relic and 21 Silver 12 Copper - which one you purchase doesn't matter, but you will need to keep it for future steps!

Unstable Magically Charged Infusion Sample

  • Charge a +4 Agony Infusion in a Mist Geyser in the Swampland Fractal

 

You will be able to find this after defeating Bloomhunger

 

Aetherblade Recruitment Form

  • Purchase from the Aetherblade Quartermaster in the Captain Mai Trin Boss Fractal for 1 Balls of Dark Energy

  • At the entrance to the fractal simply turn around and run through the door - you will have to run through a small area until you cross a bridge and find a bunch of non-hostile NPC's, enter the small hut at the back to find the merchant you need

 
 

Balls of Dark Energy can be acquired by using Ascended Salvage Kits and Ascended Salvage Tools on ascended gear - here is the drop rates from Guild Wars 2 Wiki

  • Ascended weapons (high chance)

  • Ascended armor (high chance)

  • Ascended amulets (very low chance)

  • Ascended accessories (very low chance)

  • Ascended back items (very low chance)

  • Ascended breathing apparatus (low chance)

Congrats you are now done step 1 for Ad Infinitum! This will grant you Proof: Finite Result which you need to craft Finite Result and continue on to the second achievement

Finite Result

To craft Finite Result you will need a weapon or armor crafter to Level 500 and the following items:

Received from Proof: Finite Result

  • 1 Pristine Mist Essence

10 Essence of Luck (Rare)

1 Cube of Stabilized Dark Energy

1 Ball of Dark Energy

75 Stabilizing Matrix

10 Thermocatalytic Reagent

  • 1 Finite Wings

1 Vision Crystal

5 Bloodstone Brick

5 Dragonite Ingot

5 Empyreal Star

1 Augur's Stone (Purchased from Mystic Forge Attendant)

5 Vial of Condensed Mists Essence

Drops from Fractals Scale 1+ / Purchased from INFUZ-5959 if you have the Follows Advice mastery completed

10 Pile of Crystalline Dust

  • 1 First Order Mist Frame

50 Bolt of Silk

100 Cured Thick Leather Square

75 Mithril Plated Dowel

Return to Kelvei, the Legendary Observer in the Mistlock Observatory to continue.

Legendary Backpacks: Ad Infinitum II: Upper Bound

After you return to Kelvei, the Legendary Observer you will start progress towards the next item you need for the precursor - Upper Bound For this step you will need another Fractal Journal (28 Fractal Research Pages) so be prepared for to hit a time gate if you don't already have these! You will also need to craft Finite Result at some point, so you will need you to have one of the weapon or armor crafters to level 500, you will not have to do this immediately but you will get the Balls of Dark Energy needed for the next steps by salvaging it!

After you have unlocked this achievement you can get started, first you will need to complete 11 tasks in order to be able to craft your second step - Upper Bound

Dredge Spiral Drill

  • Purchase from BUY-2046 PFR in the Mistlock Observatory for 30 Pristine Fractal Relics

Glob of Molten Fire

  • Purchase from BUY-4373 in the Mistlock Observatory for 200 Fractal Relics and 80 Silver

Uncategorized Challenge Mote

  • Activate the Challenge Mote, and complete the Tier 2 level 36 or 44 Uncategorized Fractal with an 80% reduction to healing - This step shouldn't be too hard if you are familiar with Fractals, but is best to be done with a full team

Snowblind Challenge Mote

  • Activate the Challenge Mote, and complete the Tier 2 level 27 Snowblind Fractal with an 80% reduction to healing - This step shouldn't be too hard if you are familiar with Fractals, but is best to be done with a full team

Thaumanova Reactor Timed Mote

  • Complete the Tier 1 level 15 Thaumanova Reactor Fractal in under 20 minutes

Molten Alliance Fractal Field Research Paper

  • Purchase this from a Molten Furnace Field Researcher at the end of the Molten Boss Fractal for 1 Fractal Journal - After defeating the bosses proceed across the bridge and go up

 
 

Jade Maw Fang

I suggest getting the Ice Elemental Core from the next step first so that you can complete two steps in one Map Meta train in the Silverwates since you will need to complete The Breach to progress on that one

  • Obtain a Vinewrath Tendril from the Mordrem Vinewrath in the Silverwastes by completing the map wide Meta-Event

  • After you receive the Vinewrath Tendril you will need to complete the Solid Ocean Fractal - After taking down the Jade Maw you can give the item to Frozen Jade Researcher who you'll find on the same platform you killed the Maw on

Pollenated Ice Elemental Core

  • Obtain an Ice Elemental Core after defeating Legendary Shaman Lornarr Dragonseeker in the Snowblind Fractal - You can get this from any tier

 
 
  • After you receive the Ice Elemental Core you will need to head over to Silverwastes and participate in The Breach Meta-Event. You will need to enter one of the holes that spawns during this event, defeat the boss and look for Luminescent Pollen Clouds

The bosses do require some team work so you could trying looking in LFG for a squad

Beta Fractal Capacitor

  • Create a Beta Fractal Capacitor (Infused) in the Mystic Forge - To craft this you will need the following:

Beta Fractal Capacitor (Infused)

Prototype Fractal Capacitor (Ascended)

1 Vial of Condensed Mists Essence

1 Gift of Ascension

-Purchase from BUY-4373 for 500 Fractal Relics & 25 Silver and 20 Copper

40 Mystic Crystal Or 240 Philosopher's Stones

1 Prototype Fractal Capacitor

1 Glob of Coagulated Mists Essence

Drops from Fractals Scale 21-50 / Purchased from INFUZ-5959 if you have the Follows Advice mastery completed

1 Gift of Ascension

Purchase from BUY-4373 for 500 Fractal Relics & 25 Silver and 20 Copper

250 Glob of Ectoplasm

  • Make sure to keep this back piece as you will need it in the next step!

Weak Magically Charged Infusion Sample

  • Take a +6 Agony Infusion with you to the Molten Furnace Fractal and charge it in the Mist Geyser

  • Jump on the rocks and enter a spider-web filled tunnel, the Mist Geyser is at the end of the tunnel

Aetherblade Handbook

  • Purchase from the Aetherblade Quartermaster in the Captain Mai Trin Boss Fractal for 2 Balls of Dark Energy

  • At the entrance to the fractal simply turn around and run through the door - you will have to run through a small area until you cross a bridge and find a bunch of non-hostile NPC's, enter the small hut at the back to find the merchant you need

 

See Legendary Backpacks: Ad Infinitum I: Finite Result for salvage rates

 
  • When you salvage Finite Result you will always receive 5 Balls of Dark Energy, 2 you will use to buy the Aetherblade Handbook and 2 to craft Upper Bound

You are now done step 2 of Ad Infinitum! This will grant you Proof: Upper Bound which you will need to craft as we get closer to the precursor, you wont need to craft this immediately if you don't want to, but you will need to do it soon

Upper Bound

To craft Upper Bound you will need a weapon or armor crafter to Level 500 and the following items:

  • 1 Solution: Upper Bound

Received from Proof: Upper Bound

  • 2 Pristine Mist Essence

10 Essence of Luck (Rare)

1 Cube of Stabilized Dark Energy

1 Ball of Dark Energy

75 Stabilizing Matrix

10 Thermocatalytic Reagent

  • 1 Bound Wings

1 Vision Crystal

5 Bloodstone Brick

5 Dragonite Ingot

5 Empyreal Star

1 Augur's Stone (Purchased from Mystic Forge Attendant)

5 Globs of Coagulated Mists Essence

Drops from Fractals Scale 21 - 50 / Purchased from INFUZ-5959 if you have the Follows Advice mastery completed

10 Glob of Ectoplasm

1 Spirit of the Finite Result

You will get this when you salvage Finite Result

  • 1 Second Order Mist Frame

25 Bolt of Gossamer

75 Cured Rugged Leather Square

50 Orichalcum Plated Dowel

Return to Kelvei, the Legendary Observer in the Mistlock Observatory to continue.

Legendary Backpacks: Ad Infinitum III: Unbound

After you return to Kelvei, the Legendary Observer you will start progress towards the actual precursor - Unbound

You will need another Fractal Journal (28 Fractal Research Pages) so be prepared for to hit a time gate if you don't already have these! You will also need to craft Upper Bound, you will not have to do this immediately but you will get the Balls of Dark Energy needed for the next steps by salvaging it!

After you have unlocked this achievement you can get started, first you will need to complete 11 tasks in order to be able to craft your precursor - Unbound

Inquest Dragon Energy Research Cube

  • Purchase from BUY-2046 PFR in the Mistlock Observatory for 40 Pristine Fractal Relics

Essence of Subject 2

  • Purchase from BUY-4373 in the Mistlock Observatory for 400 Fractal Relics and 80 Silver

Volcanic Challenge Mote

  • Activate the Challenge Mote, and complete the Tier 2 level 28 Volcanic Fractal with an 80% reduction to healing - Best be done with a full team

Cliffside Challenge Mote

  • Activate the Challenge Mote, and complete the Tier 2 level 21 Cliffside Fractal with an 80% reduction to healing - Best be done with a full team

Molten Boss Timed Mote

  • Complete the level 10 Molten Boss Fractal in under 5 minutes - The timer starts once a team member reaches the boss, you will also get Qualify for Molten Alliance Speed Run effect

Thaumanova Fractal Field Research Paper

  • Purchase this from a Thaumanova Field Researcher at the end of the Thaumanova Reactor Fractal for 1 Fractal Journal - The vendor will appear in the last room after defeating Thaumanova Anomaly

Old Tom's Vital Reading (He's Dead)

  • For this one you will need to get to the end of the Vexa's Kab Mini Dungeon and get the Vexa's Golem Diagnostic Reader from Vexa's Test-Golem Remains

 
 
  • To find the Entrance for Vexa's Lab start at Breaktooth's Waypoint — [&BBoCAAA=] in Fireheart Rise and head west from there to the Sloven Pitch Vista — [&BIIGAAA=] - look for a entrance in this mountain with Holographic jumping platforms, get to the end and this will be your entrance

  • Once you have the Vexa's Golem Diagnostic Reader go defeat Old Tom in the Uncategorized Fractal and analyze his remains

Rabsovich's Lost Treasure

  • Get Rabsovich's Locker Key by defeating Champion Rabsovich in the Underground Facility Fractal - Once you have this key go to Dociu Waypoint — [&BFgCAAA=] in Dredgehaunt Cliffs to find Rabsovich's Locker

  • Head south from the above waypoint and into the mines/caverns

 

The caves are confusing so try your best to not get lost!

 

Fractal Capacitor

  • Create a Fractal Capacitor (Infused) in the Mystic Forge - To craft this you will need the following:

Fractal Capacitor (Infused)

Beta Fractal Capacitor (Infused)

You should have this from the last achievement step Beta Fractal Capacitor

1 Shard of Crystallized Mists Essence

Drops from Fractals Scale 51+ / Purchased from INFUZ-5959 if you have the Follows Advice mastery completed

1 Gift of Ascension

Purchase from BUY-4373 for 500 Fractal Relics & 25 Silver and 20 Copper

250 Glob of Ectoplasm

Magically Charged Infusion Sample

  • Take a +8 Agony Infusion with you to the Snowblind Fractal and charge it in the Mist Geyser

  • After you defeat the Elemental Source head the way you normally would to the Legendary Shaman Lornarr Dragonseeker final boss, but instead of going in the cave, head West

 

You can not skip the Elemental Source fight or the Mist Geyser will not appear

 

Aetherblade Secret Handshake Tutorial Book

  • Purchase from the Aetherblade Quartermaster in the Captain Mai Trin Boss Fractal for 3 Balls of Dark Energy

  • At the entrance to the fractal simply turn around and run through the door - you will have to run through a small area until you cross a bridge and find a bunch of non-hostile NPC's, enter the small hut at the back to find the merchant you need

 

See Legendary Backpacks: Ad Infinitum I: Finite Result for salvage rates

 
  • When you salvage Upper Bound you will always receive 9 Balls of Dark Energy, 3 you will use to buy the Aetherblade Secret Handshake Tutorial Book and 5 to craft Unbound

You are now done step 3 of Ad Infinitum! This will give you Proof: Unbound so we can now craft the precursor! You will need to craft this to continue onwards

To craft Unbound you will need a weapon or armor crafter to Level 500 and the following items:

  • 1 Solution: Unbound

Received from Proof: Unbound

  • 5 Pristine Mist Essence

10 Essence of Luck (Rare)

1 Cube of Stabilized Dark Energy

1 Ball of Dark Energy

75 Stabilizing Matrix

10 Thermocatalytic Reagent

  • 1 Unbound Wings

1 Vision Crystal

5 Bloodstone Brick

5 Dragonite Ingot

5 Empyreal Star

1 Augur's Stone (Purchased from Mystic Forge Attendant)

5 Shard of Crystallized Mists Essence

Drops from Fractals Scale 51+ / Purchased from INFUZ-5959 if you have the Follows Advice mastery completed

25 Glob of Ectoplasm

1 Spirit of the Upper Bound

You will get this when you salvage Upper Bound

  • 1 Third Order Mist Frame

5 Spiritwood Plank

5 Deldrimor Steel Ingot

5 Elonian Leather Square

5 Bolt of Damask

Return to Kelvei, the Legendary Observer in the Mistlock Observatory to continue - You will need to craft Unbound before you are allowed to go on to the next step - DO NOT SALVAGE THIS ONE

Legendary Backpack: Ad Infinitum

You have made it to the final achievement, once you have Unbound crafted return to Kelvei, the Legendary Observer you will than start working towards the Gift of Infinity

You will need another Fractal Journal (28 Fractal Research Pages) so be prepared for to hit a time gate if you don't already have these! You will also need to have Unbound crafted to even start this achievement which means you will need a lot of Stabilizing Matrix

After you have unlocked this achievement you can get started, you will need to complete 13 tasks in order to receive your gift!

Aetherblade Pirate Eye Patch

  • Purchase from BUY-2046 PFR in the Mistlock Observatory for 50 Pristine Fractal Relics

Aetherblade Airship Steering Wheel

  • Purchase from BUY-4373 in the Mistlock Observatory for 600 Fractal Relics and 80 Silver

Underground Facility Challenge Mote

  • Activate the Challenge Mote, and complete the Tier 3 or 4 level 51 - 100 Underground Facility Fractal with an 80% reduction to healing - You will need a full team and some decent Agony Resistance for this - please see this guide to help you get higher AR

Aetherblade Challenge Mote

  • Activate the Challenge Mote, and complete the Tier 3 or 4 level 51 - 100 Aetherblade Fractal with an 80% reduction to healing - You will need a full team and some decent Agony Resistance for this - please see this guide to help you get higher AR

Mai Trin Timed Mote

  • Complete the Tier 4 level 95 Captain Mai Trin Boss Fractal in under 25 minutes - The timer starts once a team member reaches the boss, you will also get Qualify for Mai Trin Speed Run effect

  • This is the first forced Tier 4 content you have to do for the backpiece, it does get fairly difficult and you will need a suggested AR of 141+ - This can be achieved through a combination of Agony Infusions in your gear, using a Anguished Tear of Alba potion (gives +15 AR if you have the mastery Fractal Attunement Mastery) and using the Mistlock Singularity just outside the boss fight

Aetherblade Fractal Field Research Paper

  • Purchase this from a Aetherblade Field Researcher at the end of the Captain Mai Trin Boss Fractal for 1 Fractal Journal - The vendor will appear on the airship across some red jump pads after defeating Mai Trin

Jungle Wurm Omelet (Mossman Style)

  • You will need to head to the dungeon Twilight Arbor to start this one, go in and defeat the Greater Nightmare Vine in any of the Nightmare Court level 55 path choices to get a Jungle Wurm Egg

  • Once you have the egg bring it to Mossman's Hut at the end of the Swampland Fractal - After defeating Bloomhunger the tunnel will open and appear on the mini map

  • Interact with the door and trade the egg for the Jungle Wurm Omelet

Charged Archdiviner's Mallet

You can do Explosive Magically Charged Infusion Sample at the same time as getting this Mallet

  • Defeat the Archdiviner at the top of the Cliffside Fractal to receive the Archdiviner's Mallet

  • Once you have the mallet you will need to jump into the middle of the Thaumanova Reactor in Metrica Province to charge it.

  • To open the reactor you will need to complete the Thaumanova Reactor Fallout Meta-Event and have a Matrix Cube Key - but if someone in the map has the key they can open this for you!

Explosive Magically Charged Infusion Sample

  • Take a +10 Agony Infusion with you to the Cliffside Fractal and charge it in the Mist Geyser

  • You can find the Mist Geyser right at the top of the Fractal after defeating the Archdiviner (you will be able to see if when you look at the colossus that you free) on the right side when you are facing outwards

 

Credit to Guild Wars 2 Wiki for the map above

 

Aetherblade Diploma

  • Purchase from the Aetherblade Quartermaster in the Captain Mai Trin Boss Fractal for 3 Balls of Dark Energy

  • At the entrance to the fractal simply turn around and run through the door - you will have to run through a small area until you cross a bridge and find a bunch of non-hostile NPC's, enter the small hut at the back to find the merchant you need

 

See Legendary Backpacks: Ad Infinitum I: Finite Result for salvage rates

 

Lessons in Arbology

  • First you will need to craft a Gift of Wood - You get the recipe from Miyani / Mystic Forge Attendant

  • Gift of Wood

250 Seasoned Wood Plank

250 Hard Wood Plank

250 Elder Wood Plank

250 Ancient Wood Plank

  • Take the Gift of Wood to Ascalonian Woodcutter at the end of the Urban Battleground Fractal after you defeat Captain Ashym on any difficulty tier

 

Run up the stairs on the side and you will find him!

 

Lessons in Metallurgy

  • First you will need to craft a Gift of Metal - You get the recipe from Miyani / Mystic Forge Attendant

  • Gift of Metal

250 Orichalcum Ingot

250 Mithril Ingot

250 Darksteel Ingot

250 Platinum Ingot

  • Take the Gift of Metal to the Dredge Weaponsmith's Workbench located inside the Molten Furnace Fractal after you defeat the boss on any difficulty tier

 

Just go through the door on the side of the boss room

 

Theory of Ad Infinitum

  • This will unlock once you start the achievement

You will receive Gift of Infinity once you complete those 13 steps, and you are now done all the achievements in order to finally craft Ad Infinitum!

Ad Infinitum

To craft your back piece you will need to go to the Mystic Forge and place these items into it: Ad Infinitum

  • Unbound

  • Gift of Fortune

250 Glob of Ectoplasm

77 Mystic Clovers

1 Gift of Magic

250  Vials of Powerful Blood

250  Powerful Venom Sacs

250  Elaborate Totems

250  Piles of Crystalline Dust

1 Gift of Might

250  Vicious Fangs

250  Armored Scales

250  Vicious Claws

250  Ancient Bones

  • Gift of Infinity

  • Gift of Ascension

Purchase from BUY-4373 for 500 Fractal Relics & 25 Silver and 20 Copper

You are now the proud owner of the Legendary Backpiece:

Ad Infinitum

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