"Life, Liberty, and the Pursuit of Property: Capitalism 101."
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Compressing the Kukan into a more utilizable format, he releases the void energy in the form of a charged beam, that can incapacitate the opponent(s). This happens through Akisu connecting the Kukan with the Yin Release, and compressing it with the Space Absorption. The result is the target getting hit by yin energy, which can effectively destroy yang energy, which is responsible for form.