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For other versions of this enemy, see Worker Arachno (story).

Worker Arachnos are normal minor enemies in Xenoblade Chronicles. They are members of the Arachno family, and can be found in Tephra Cave between the Spring of Grief and Vilia Lake. There are two variations. The normal Worker Arachnos are level 8, non-Kindred Monsters, which respawn normally, drop Treasure Chests, and detect by sound at a 360° angle, to a distance of 6 meters. They can drop the Arachno Silk needed for Arachno Silk Fundraising.

There is a Story Exclusive variant. These six Worker Arachno are fought after Shulk and Reyn found the bodies of some traders by a small unnamed pond, there is a story event battle in which they are attacked by six Worker Arachnos and two Director Arachnos. These story exclusive Worker Arachnos are level 7 Kindred Enemies which drop no Treasure Chests, do not respawn, and detect by sight at a 120° angle, to a distance of 21 meters.



Art Attribute Multiplier Hits Range Effect Knockback Blowdown/Daze
Slow-Footed NetStatus--Frontal ArcSlow--
Ankle BitePhysical2.3 – 2.51-Topple--
Crushing BlowPhysical1.8 – 2.01-Double Damage if Toppled--

† It has not yet been confirmed whether this enemy uses Slow-Footed Net, Ankle Bite, and Crushing Blow.


Break 0% Lock-On 0% Physical Def. ▼ 0% Agility ▼ 0%
Topple 0% Bind 0% Ether Def. ▼ 0% Aura Seal 0%
Daze 0% Paralysis 0% Strength ▼ 0% Arts Seal 0%
Sleep 0% Slow 0% Ether ▼ 0% Death 0%



Wood 81.2%
Silver 17.8%
Gold 1%

Wood chests will contain 1 or 2 items from the "Wood" table.
Silver chests will contain 2 items from the "Silver" table and 1 from the "Wood" table.
Gold chests will contain 2 items from the "Gold" table, and 1 from each of the "Silver" and "Wood" tables.


Insect Jaw 79.9%
Arachno Silk 20.1%


Arachno Crystals
Slow Resist I / Attack Stability I 31.3%
Slow Resist I / Earth Cloak I 31.3%
Light Driver 2 slots 6.1%
Spark Lancer 2 slots 4.1%
Spark Lancer 3 slots 2.4%
Ranger Shoes 1 slot 8.6%
Light Top 1 slot 7.2%
Light Bottoms 1 slot 4.8%
Regnas Boots 0 slots 4.3%


Brave Guarder 2 slots 10%
Arachno Driver 2 slots 5%
Unique Weapons
Flame Gear 15%
Unique Armours
Steady Greaves 51.5%
Pistis Cap 7.7%
Graft Gauntlets 6.5%
Messenger Shoes 4.3%
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