Trafalgar D. Water Law, more commonly known as just Trafalgar Law and by her epithet as the "Surgeon of Death", is a pirate from the North Blue and the captain and doctor of the Heart Pirates. She is one of twelve pirates who are referred to as the "Worst Generation". She became one of the Seven Warlords of the Sea during the timeskip, but her position was revoked for allying with the Straw Hat Pirates.