Offensive Seeker Unit

The Offensive Seeker Unit is an enemy in Xenoblade Chronicles that are members of the Mechon family. They can be found at level 56 at the Connecting Bridge on the Fallen Arm. Defeating four of them is required to complete the "A Tough Battle" quest. They can also drop the Refined Part Ms, which are needed for the "Restoring the Capital 2" quest. A story variant is fought by Sharla, Reyn and Shulk at level 52 once they are reunited at the Ulna Passage on the Fallen Arm.

Chests rates

 * Wood = 77.6%
 * Silver = 19.4%
 * Gold = 3%

Wood

 * Materials
 * Refined Part M - 73.7%
 * Quality Jet - 26.3%

Silver

 * Cylinders
 * Lock-On Resist III - 31.3%
 * Arts Seal Resist III - 31.3%
 * Weapons
 * Prosperity Biter - 8%
 * Wolf Guarder - 1.9%
 * Draft Rifle - 1.6%
 * Cerasus Cutlass - 1.1%
 * Armors
 * Amethyst Boots - 16%
 * Brave Gloves - 3.7%
 * Stellar Gauntlets - 3.1%
 * Orion Bottoms - 2.1%

Gold

 * Weapons
 * Jumbo Guarder (1 slot) - 8.8%
 * Jumbo Guarder (2 slots) - 7.3%
 * Snaer Striker - 4.9%
 * Unique Weapons
 * Century Staff - 18%
 * Dividing Line - 3%
 * Unique Armors
 * Inferno Armour - 22%
 * Earth Boots - 18.3%
 * Blade Boots - 12.3%
 * Advanced Books
 * Blinding Blossom - 2.4%
 * Aura Burst - 1.6%
 * Heal Round - 0.9%
 * Ether Drain - 0.4%

Drops
This variant of the enemy has no drop and hold no items to steal with Riki's Yoink! ability.