One Piece Episode 595 -

: This episode is part of the transition period for the opening theme. While "Hands Up!" became the new theme for Season 16, Funimation's original simulcast often omitted it due to licensing issues that were later resolved.

Within the laboratory, Caesar Clown reveals the dark history of (also known as Slime).

: Caesar explains that Smiley is actually the toxic gas from the massive explosion that occurred on Punk Hazard four years ago. One Piece Episode 595

: Law and Chopper use Law’s "Room" ability to teleport toward the back of the lab. Law instructs Chopper to investigate the drugs while Law focuses on finding a way to remove Caesar and Monet.

: The trio finds the samurai's frozen head and legs. After thawing him out, Kin'emon explains that his torso—the source of his "magic"—is currently underwater, making his whole body feel paralyzed and freezing. The Origin of Smiley : This episode is part of the transition

: While the G-5 Marines are struggling to break into the lab, Luffy, Franky, and Robin make a dramatic, unannounced entrance by crashing right into the front door.

: Fans often highlight the ending sequence, specifically the use of the iconic track "Overtaken" during the Straw Hats' entrance, as a major highlight. : Caesar explains that Smiley is actually the

: Sanji, still inhabiting Nami’s body, wakes up first and single-handedly defeats a squad of Caesar’s subordinates. He later wakes Zoro and Brook by punching them in the head.