Making its debut, it is learned when 22 skill points are invested into the Hammer skill tree. It can lower an enemy's defence by 15% from the beginning of the game to 1.3. From 1.4 onwards, enemy's reduced defence is 50%, and from Version 3 onwards, dual wielding makes it stronger, with the defence reduction effect likewise getting the same buff. In the latter part of Version 3, a jewel of darkness known as "The Secret of Shattershield" increases the success rate of defence reduction by 10%. From Version 4 onwards, success rate of defence reduction is once again increased.