 His creator Chuck Austen has described these attacks as "being hit with a sledgehammer shot out of a cannon at 220 MPH".By using this method of energy transference as well as others he has developed, Kiwi Black is able to use his energy to affect the surrounding area or another person.He can touch someone and use intricate combinations of his energy and theirs to cause internal malfunctions in the person, such as heart failure or even scrambled superpowers.