The Offensive Security Unit is a story exclusive enemy in Xenoblade Chronicles. It is a Mechon, and can be found at level 52 at Ulna Passage on the Fallen Arm as part of a story event, not long after the party arrives on the Fallen Arm.
The Offensive Security Unit along with the Offensive Seeker Unit attack Shulk alone once the M83 Predator Unit and the two M54 Slayer Unit are defeated. They must be defeated by Sharla and Reyn joining Shulk. This variant does not carry or drop any treasure.
|Boost One||Status||-||-||-||Strength Up||-||-|
|Boost Three||Status||-||-||-||Strength Up||-||-|
|Delayal||Status||-||-||Circle around caster||Slow|
|Shield Bash||Physical||3.3 – 3.5||1||-||Daze||-||-|
† It has not yet been confirmed whether this enemy uses Boost One, Boost Three, Delayal and Shield Bash.
|Break||70%||Lock-On||0%||Physical Def. ▼||0%||Agility ▼||70%|
|Topple||0%||Bind||70%||Ether Def. ▼||0%||Aura Seal||0%|
|Daze||0%||Paralysis||0%||Strength ▼||70%||Arts Seal||70%|
This enemy drops no chests, and carries no items which can be stolen.