After using his [[Hydrification Technique]] to merge with a water source, Suigetsu can form a giant wave that looks like a demon-like fish. Suigetsu can use this form to battle larger opponents, or he can use it to shield allies from attack. Though it was strong enough to push back an [[Killer B's Jinchūriki Forms#Full Eight-Tailed Transformation|Eight-Tailed]] [[Killer B]], it was not strong enough to withstand a [[Tailed Beast Ball]], though Suigetsu was rendered unconscious, in a jelly-like state.