Attack Amplifier is a special item in Counter-Strike Online.


This item only available after Zombie Scenario Re:boot.

A combat assistance product developed by Dr.A. This will help to amplify your attack to deliver better damage to zombies in the battle. By possessing this item in your inventory, your attack power will upgrade to a certain level varying on the grade of the item.


Attack Amplifier can be obtained randomly by opening Dr. A's Trunk after Zombie Scenario Re:boot. The grades of Attack Amplifier acquired varies on the grade of Dr. A's Trunk. For instance, opening Low Grade Dr. A's Trunk will give you a Low Grade Attack Amplifier.


Item Grade Effect
Lowdamageup Inferior Attack will upgrade to stage 3 in Zombie Scenario
Middamageup Intermediate Attack will upgrade to stage 5 in Zombie Scenario
Highdamageup Superior Attack will upgrade to stage 7 in Zombie Scenario


  • This item replaces the Power Amplifier which was removed after Zombie Scenario Re:boot.

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