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Physical Defense Up is an Aux Core or a Skill RAM / Upgrade in Xenoblade Chronicles 2 and Torna ~ The Golden Country. It boosts the user's Physical Defense by up to 22%.

The Skill RAM/Upgrade variants can be used to customize Poppi α and Poppi QTπ as an Aux Core equivalent. Poppi QT is not compatible with this part.

Stats

Aux Core
Aux Core Rarity Effect Sell Price
Unrefined Refined
Physical Defense Up I Rarity1.png Boosts physical defense by 10%. 350 G 450 G
Physical Defense Up II Rarity1.png Boosts physical defense by 12%. 950 G 1,250 G
Physical Defense Up III Rarity2.png Boosts physical defense by 15%. 1,550 G 2,000 G
Physical Defense Up IV Rarity2.png Boosts physical defense by 17%. 2,600 G 3,400 G
Physical Defense Up V Rarity3.png Boosts physical defense by 20%. 2,850 G 3,700 G
Physical Defense Up VI Rarity3.png Boosts physical defense by 22%. 3,550 G 4,600 G

Skill RAM
Skill RAM Effect Energy
Required
Ether Crystals Technical Manual
Create Crystallize
Physical Defense Up I Boosts physical defense by 10%. 35 210 126 Robolab Club Quarterly
Physical Defense Up II Boosts physical defense by 12%. 70 700 280 Robolab Club Quarterly
Physical Defense Up III Boosts physical defense by 15%. 105 1,260 462 Hypertech Made Easy
Physical Defense Up IV Boosts physical defense by 17%. 140 1,960 686 Hypertech Made Easy
Physical Defense Up V Boosts physical defense by 20%. 175 1,428
※ This part cannot be crafted through Poppiswap. It must be obtained from Tiger! Tiger! or bought from a special trader in the Land of Challenge or New Game+.

Refinement Recipes

Aux Core Requirement Materials Amount
Physical Defense Up I Rarity Any Common Collectibles x4
Physical Defense Up II Rarity Any Common Collectibles x8
Physical Defense Up III Rarity Any Rare Collectibles x3
Physical Defense Up IV Rarity Any Rare Collectibles x6
Physical Defense Up V Rarity Any Legendary Collectibles x2
Physical Defense Up VI Rarity Any Legendary Collectibles x3

Sources

Xenoblade Chronicles 2

In Xenoblade Chronicles 2, the Aux Core is always obtained in its unrefined state, and must be refined within an Ether Furnace at an Aux Core Stall before becoming usable.

Physical Defense Up I

Dropped by

Name Spawn Area Level Rate
Ardainian Rott Story Gormott Province 7 - 11 10.0%
Night Ruga Quadwing Normal Gormott Province 13 - 17 10.0%
Remorseful Vaclav Unique Gormott Province 14 10.0%

Physical Defense Up II

Treasure Troves

Merc Mission Rewards

Dropped by

Name Spawn Area Level Rate
Acute Melvyn Unique Gormott Province 25 9.0%
Bafoo Crustip Normal Empire of Mor Ardain 29 - 31 9.0%
Brionac Grynd Quest Empire of Mor Ardain 29 9.0%
Fabel Bufa Normal Empire of Mor Ardain 27 - 29 9.0%
Kyth Driver Normal Empire of Mor Ardain 28 9.0%
Mutinous Rhodri Quest Empire of Mor Ardain 29 9.0%
Rez Driver Story Empire of Mor Ardain 24 - 28 9.0%
Rip Volff Normal Kingdom of Uraya 20 - 25 9.0%

Challenge Battle Mode (DLC)

Challenge Name Difficulty Chest 1 Chest 2 Chest 3
Bewitching Dance CR2.png 1.35% 0.41% ---
Grazing Flock CR1.png 1.79% 0.55% ---
Pest Control CR1.5.png 0.88% 0.25% ---
Think of the Soldiers CR2.5.png 2.48% 0.84% ---
Titan Battleship Assault Special Battle 2.22% 0.73% ---

Physical Defense Up III

Quest Rewards

Merc Mission Rewards

Dropped by

Name Spawn Area Level Rate
Ahaid Garlus Normal Kingdom of Tantal 38 - 44 8.0%
Ardainian Cetus Quest Empire of Mor Ardain 43 - 45 8.0%
Ardainian Citadel Quest Empire of Mor Ardain 43 - 45 8.0%
Crane Serprond Normal Gormott Province 40 - 44 8.0%
Lightning Zuo Quest Kingdom of Uraya 44 8.0%
Mahi Pippito Normal Gormott Province 38 - 45 8.0%
Muscley Damian Unique Kingdom of Tantal 43 8.0%
Vacillus Antol Quest Temperantia 44 8.0%
Whirlwind Yew Quest Kingdom of Uraya 44 8.0%

Challenge Battle Mode (DLC)

Challenge Name Difficulty Chest 1 Chest 2 Chest 3
Bewitching Dance CR2.png --- --- 0.37%
Grazing Flock CR1.png --- --- 0.52%
Pest Control CR1.5.png --- --- 0.23%
Think of the Soldiers CR2.5.png --- --- 0.82%
Titan Battleship Assault Special Battle --- --- 0.70%

Physical Defense Up IV

Treasure Troves

Merc Mission Rewards

Dropped by

Name Spawn Area Level Rate
Bebelk Squood Salvaging Temperantia 51 - 55 7.0%
Elidor Parisax Normal Land of Morytha 55 - 58 7.0%
Praetorian Medea Unique World Tree 66 7.0%
Runaway Train Bool Unique Temperantia 55 7.0%

Physical Defense Up V

Quest Rewards

Merc Mission Rewards

Dropped by

Name Spawn Area Level Rate
Familion Sovereign Summon World Tree 99 6.0%
Jadde Driver Normal Empire of Mor Ardain 96 - 98 6.0%
Reeking Douglas Unique Gormott Province 104 6.0%
Unflinching Saxton Unique Empire of Mor Ardain 99 6.0%

Challenge Battle Mode (DLC)

Challenge Name Difficulty Chest 1 Chest 2 Chest 3
Attack of the Aspar Special Battle --- 0.56% 0.66%
Call the Exterminators Special Battle --- 0.92% 1.19%
Darkening Skies CR3.png --- 0.54% 0.66%
Dread Contagion CR4.png --- 0.76% 0.95%
Elma: Redux CR4.png --- 0.37% 0.43%
Otherworldly Fighter CR3.png --- 0.37% 0.43%
Panic at the Seaside CR3.png --- 0.22% 0.24%
Poisoned Paradise CR3.png --- 0.92% 1.19%
Sacred Wood CR3.png --- 0.90% 1.19%
Serious Showdown CR4.5.png --- 0.22% 0.24%
Temperantian Standoff CR2.png --- 0.22% 0.25%
This Year's Heropon CR3.png --- 0.36% 0.43%
Tiger! Tiger! IRL CR2.5.png --- 0.22% 0.24%
Torna's Finest CR4.png --- 0.76% 0.93%

Physical Defense Up VI

Challenge Battle Mode (DLC)

Challenge Name Difficulty Chest 1 Chest 2 Chest 3
9th Imp. Armored Div. CR5.png --- --- 0.41%
Attack of the Aspar Special Battle --- --- 0.66%
Call the Exterminators Special Battle --- --- 1.19%
Chickenheart Challenge CR3.png --- --- 1.42%
Cloud King's Revenge CR4.png --- --- 0.23%
Darkening Skies CR3.png --- --- 0.66%
Dino Drama CR3.5.png --- --- 0.60%
Dread Contagion CR4.png --- --- 0.95%
Elma: Redux CR4.png --- --- 0.43%
Fiercest Faction CR4.png --- --- 0.23%
Humanoid Alliance CR4.png --- --- 0.23%
Mk. VIII CR4.5.png --- --- 1.42%
Otherworldly Fighter CR3.png --- --- 0.43%
Panic at the Seaside CR3.png --- --- 0.24%
Poisoned Paradise CR3.png --- --- 1.19%
Reinventing the Gogol CR4.png --- --- 0.41%
Sacred Wood CR3.png --- --- 1.19%
Serious Showdown CR4.5.png --- --- 0.24%
Temperantian Standoff CR2.png --- --- 0.25%
This Year's Heropon CR3.png --- --- 0.43%
Tiger! Tiger! IRL CR2.5.png --- --- 0.49%
Torna's Finest CR4.png --- --- 0.93%

Torna ~ The Golden Country

In Torna ~ The Golden Country, the Aux Core is always obtained in its refined state.

Physical Defense Up I

Treasure Troves

Dropped by

Name Spawn Area Level Rate
Cascade Krabble Normal Gormott 12 - 16 10.0%
Kanoo Skwaror Normal Gormott 12 - 16 10.0%

Physical Defense Up II

Treasure Troves

Quest Rewards

Dropped by

Name Spawn Area Level Rate
Overaffectionate Murph Unique Gormott 18 9.0%

Physical Defense Up III

Treasure Troves

Quest Rewards

Dropped by

Name Spawn Area Level Rate
Scribo Quadwing Normal Gormott 40 - 42 8.0%
Sequestered Ludd Unique Kingdom of Torna 48 8.0%
Xane Pippito Normal Gormott 33 - 40 8.0%

Physical Defense Up IV

Dropped by

Name Spawn Area Level Rate
Flying Fortress Desmor Unique Kingdom of Torna 55 7.0%

Skill RAM / Upgrade

Poppiswap

The Skill RAM or Upgrade variant can be crafted through Poppiswap's "Create/Crystallize" menu using Ether Crystals obtained from Tiger! Tiger! or from crystallizing other Poppi Parts. Create costs and required Technical Manuals are present in the Stats section.

Tiger! Tiger!

Skill RAM Stage Treasure
Size
Treasure Rate (per Trove)
Chapter 2 – 7 Chapter 8+
Physical Defense Up I Stage 5 Large --- 2.63%
Physical Defense Up III Stage 5 Large --- 1.50%
Physical Defense Up V Stage 5 Large --- 0.50%

Traders

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