Isle Delfino is a fictional tropical island featured in the video game series Super Mario. It serves as the primary setting for Super Mario Sunshine, where players control Mario as he attempts to clean the island from pollution caused by a mysterious figure known as Shadow Mario. The island is known for its vibrant landscapes, including beaches, piers, and lush vegetation. The island is divided into several areas, each with unique challenges and missions. Players explore locations like Delfino Plaza and Bianco Hills, encountering various characters, including Piantas and Nokis, who help or hinder Mario's quest to restore peace to Isle Delfino.