|This content is obsolete and article is archived. Any information given are to be taken as reference.|
Similar to Power Amplifier, it deals higher damage but only applicable to bosses in Zombie Scenario Season 1, namely Prototype Phobos, Siege Type Phobos and Oberon. It works only if the room is not set to Ranking Mode.
It can be obtained by opening Dr. A's Trunk which can be combined from Clue Set 1 or 2.