Armored Core Wiki


The ZES-99/MIRROR is a Arm Unit L Weapon that first appeared in Armored Core 2 and later in Armored Core 2: Another Age.

Part Description[]

Best defense of any energy shield.

Part Statistics[]

  • Part Type: Energy Shield
  • Price: 54000
  • Manufacturer: Zio Matrix
  • Weight: 330
  • Energy Drain: 78
  • Usage Drain: 3250/2280
  • Discharge Heat: 10
  • Shield Def Shell: 428
  • Shield Def Energy: 477
  • Shield Defense: 905
  • Shield Coverage: 78
  • Shield Efficiency: 118/168


This part can be found in the mission Underground Railway. In Armored Core 2: Another Age it is in the shop from the beginning of the game.

Notable Users[]


  • This part got a stat increase in Armored Core 2: Another Age. Its Usage Drain was lowered from 3250 to 2280 and Shield Efficiency as a result increased from 118 to 168.
  • This is the most expensive and heaviest energy shield and the one with the highest Discharge Heat, highest Shield Def Shell, highest Shield Def Energy and highest Shield Defense in both games it appears in.