Eustass "Captain" Kid is a major pirate captain in the anime and manga series One Piece. He is the ferocious leader of the Kid Pirates and was introduced as one of the most prominent members of the "Worst Generation"—a group of rookie pirates who arrived at the Sabaody Archipelago with bounties over 100 million Berries.

Roronoa Zoro is the first member to join the Straw Hat Pirates and serves as the combatant and right-hand man to Monkey D. Luffy in the anime and manga series One Piece. He is a master swordsman whose ultimate goal is to defeat Dracule Mihawk and become the World's Strongest Swordsman.

Monkey D. Luffy, also known as "Straw Hat Luffy," is the main protagonist of One Piece. He is the founder and captain of the Straw Hat Pirates and has risen to become one of the Four Emperors of the Sea. His ultimate dream is to find the legendary treasure left behind by Gol D. Roger and become the Pirate King.

Portgas D. Ace (born Gol D. Ace), nicknamed "Fire Fist Ace," is one of the most iconic and influential characters from Eiichiro Oda's manga and anime series, One Piece. He was the sworn older brother of Monkey D. Luffy and Sabo, the biological son of the Pirate King Gol D. Roger, and the 2nd Division Commander of the Whitebeard Pirates