4. Don Chinjao
Don Chinjao, aka, “Chinjao The Drill” was the former 12th leader of Happo Navy and also is a Legendary pirate. He was first introduced at Dressrosa arc. Chinjao was an extremely strong pirate who made a name for himself in the New World.
His bounty was first introduced at Corrida Colosseum. It was revealed that his bounty was also over 500,000,000 berries. Despite not being a Pirate anymore, his bounty remains active. Why this is, remains largely unknown. However, the marines wanted to arrest every pirate at the Corrida Coliseum, and Don Chinjao was one of them.