Suigetsu, despite addressing him with the honourific term "senpai", wants to defeat him and take his sword, noting to Sasuke that he will one day serve him as "shark fin soup" (a reference to Kisame's shark-like appearance) after Sasuke suggested that he was not yet strong enough to defeat Kisame, showing it to be a sign of sarcasm rather than respect for Kisame. As a prodigy at the art of murder, Suigetsu has a certain love for killing, but he refrains from doing so at Sasuke's request. However