Plot: While almost everyone on the island is knocked out in the blast, Zoro slashes Kuma with Shishi Sonson, but sees that it is ineffective, as Kuma is a Pacifista, a cyborg whose body is harder than steel. Seeing that he can no longer fight, Zoro offers his life to save Luffy, saying that he cannot hope to become the world's best swordsman if he cannot protect his captain