Episode 258

"A Man of Mystery Appears!? His Name is Sogeking!" is the 258th episode of the One Piece anime.

Short Summary
Sogeking makes his grand appearance. Franky and Sanji aren't fooled by his costume but they try to humor him. They devise a plan first, then detach the last two cars and fight their way through the rest. Back in the Rocket Man, Luffy, Zoro, Nami, and Chopper get an outfit change; Nami shows off the weapon Usopp upgraded for her while he was still with them.