Armored Core 3
Human Plus enhancements
Successfully complete the game and load the clear data. You will receive mail stating that someone wants you to defeat a pilot named "Exile" and that he is very powerful and if you need an edge. Buy the OP-INTENSITY part. It is free, but you need every optional slot open for it. Successfully complete single player mission mode to get the Optional Part (OP-INTENSIFY). Save the game and equip the part. Note: It will use all slots in the AC. You must then do the following to get the enhancements while that part is equipped. You will receive a mail when each enhancement has been unlocked.
Add Radar Function: Defeat the Arena opponent "Thunder House".
Add Sensor Functions: Defeat the enemy AC in the Eliminate Intruders mission.
Blade Wave: Defeat the target in the Destroy Massive Weapon mission.
Enhanced Booster Performance: Defeat Arena opponent "Ace".
Enhanced Cannon Operation: Defeat the larger of the two targets in the Destroy Massive MT mission.
Enhanced Cooling: Defeat the smaller of the two targets in the Destroy Massive MT mission.
Enhanced Missile Interception: Defeat the enemy AC in the Defend Water Processors mission.
Enhanced Turning Performance: Defeat the enemy AC in the Bomb Disarmament mission.
Improved Targetting Accuracy: Defeat the enemy AC in the Defend Ruglen Laboratory mission.
Increase Blade Range: Defeat the Arena opponent "Exile".