Ether Def Up

For the Aux Core in Xenoblade Chronicles 2, see Ether Defense Up.

Ether Def Up
[Passive] Increases ether defence by (value).
Element	Ice
Category	Attribute
Equips on	Armour, Weapons
Max Combined	100
Sell Price	150 G (Rank I)

Ether Def Up (Japanese: エーテル防御増, Ēteru Bōgyozō) is a Gem in Xenoblade Chronicles that increases Ether Defence, which reduces the amount of damage that the character receives from ether-based attacks.

Gem stats

	Ether Def Increase
	5-10
	15-20
	25-30
	35-40
	45-50
	75-100

Gem sources

Ways to obtain Ether Def Up gems, including completing Quests, trading with NPCs, and completing categories in the Collectopaedia.

	Trade Zukazu (Colony 9, 4*) Miller (Colony 9, 1*) Leopold (Colony 9, 1*)
	Quest Overworked and Underpaid (B route) Trade Leopold (Colony 9, 5*)
	Collectopaedia High Entia Tomb - Strange category complete Quests A Young Captain's Suffering Preparing for Adventure 2
	Collectopaedia Agniratha - Bug category complete Quest Talia's Research
	Quest Getting to Know Dorothy Trade Shura (Tephra Cave, 1*)
	None

Crystal and cylinder sources

Places to mine for Ether Def Up crystals, and enemies which drop Ether Def Up Crystals and Cylinders.

	Mining Tephra Cave GF (map) - NW of Spring of Grief Enemies Dark Kisling Itinerant Dorothea Cellar Bugworm Verdant Bluchal Light Skeeter Leg Skeeter Gust Vang Leg Antol Colony Krabble Baby Armu Common Caterpile
	Mining Ether Mine GF (map) - E of Test Pit 4 Ether Mine GF (map) - S of Test Pit 4 Ether Mine B2F (map) - NW crystal deposit Ether Mine B3F (map) - N-most crystal deposit Enemies Ether Bunnia
	Mining Ether Mine GF (map) - E of Test Pit 4 (Requires Colony 6 Nature Level 3) Ether Mine GF (map) - S of Test Pit 4 (Requires Colony 6 Nature Level 3) Valak Mountain Upper Level (map) - Nagul Waterfall Enemies Calm Anzabi Hidden Gamigin M34 Honey Bee Unit M35 Wasp Unit Hover Astas Petra Apis Bosque Hode Snowi Taos
	Mining Ether Mine GF (map) - E of Test Pit 4 (Requires Colony 6 Nature Level 4) Ether Mine GF (map) - S of Test Pit 4 (Requires Colony 6 Nature Level 4) Fallen Arm Lower Level (map) - E of Giant Mechon Debris Fallen Arm Lower Level (map) - Digit 2 S on a platform at sea level
	Mining Ether Mine GF (map) - E of Test Pit 4 (Requires Colony 6 Nature Level 5) Ether Mine GF (map) - S of Test Pit 4 (Requires Colony 6 Nature Level 5) Bionis' Interior Lower Level (map) - S of Terminal Nerve Tower Enemies Reckless Galdon Flailing Bracken Opulent Flamii Resplendent Flamii Lahar Flamii

Unique armour and weapons

Unique Armour and Weapons with Ether Def Up gems permanently attached to them.

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