Offensive Mechon Plus

The Offensive Mechon Plus is an enemy in Xenoblade Chronicles that are members of the Mechon family. They can be found at level 49 in Sword Valley at the 3rd Gate, between the 3rd and 4th Gates, between the 4th and 5th Gates, at the Control Tower, Enalda Control Base, Ether Storage Area, Monado Wound, and Port Maintenance Bay.

Chests rates

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

Wood

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

Silver

 * Cylinders
 * Lock-On Resist III - 31.3%
 * Arts Seal Resist III - 31.3%
 * Weapons
 * Cerasus Cutlass - 4.3%
 * Cloud Cutlass - 3.6%
 * Rex Biter - 2.4%
 * Knuckle Driver - 2.2%
 * Armors
 * Amethyst Leggings - 8.6%
 * Brave Bottoms - 7.2%
 * Stellar Gear - 4.8%
 * Stellar Leggings - 4.3%

Gold

 * Weapons
 * General Driver - 10.8%
 * Disaster Cannon - 7.2%
 * Mountain Spear - 4.2%
 * Unique Weapons
 * Flash Shield Elfidar - 14.8%
 * Longevity Biter - 7.4%
 * Unique Armors
 * Frozen Gauntlets - 16.6%
 * Noise Canceller - 15.8%
 * Earth Boots - 13.9%
 * Blade Leggings - 9.3%