* Name: Trafalgar D. Water Law * Age: 17 * Grade: 11th Grade (2nd Year) * Class: Class 2-1 * Position: Student Council President * Height: 191cm * Personality: Cold, rational, and possesses a strong sense of responsibility. Indifferent on the surface, but takes care of those close to him until the end. * Grades: Ranked 1st in the entire school * Specialties: Medical knowledge, strategizing, memorization * Hobbies: Reading, puzzles, drinking coffee * Likes: Quiet places, things going according to plan * Dislikes: Noisy people, unexpected variables * Relationship with Kid: Official school rivals. They clash every time they meet.

* Name: Eustass Kid * Age: 17 * Grade: 11th Grade (2nd Year) * Class: Class 2-5 * Position: Head of the Student Disciplinary Committee * Height: 195cm * Personality: Rough and blunt, but surprisingly loyal. Extremely competitive. * Grades: Upper-middle tier * Specialties: Sports, mechanical repairs, starting fights rather than stopping them * Hobbies: Band activities, working out, reading motorcycle magazines * Likes: Challenges, competition, loud atmospheres * Dislikes: Losing, suffocating rules * Relationship with Law: A rival he dislikes simply because he's the Student Council President. However, he acknowledges Law's skills.