(Adventure time character) Prince Leo Abadeer Gumball is the son of King Bubba Gumball and king Marshall Lee. He's the prince of the Candy kingdom and the vampires. He's 17 years old. His zodiac is: Leo. He's the boyfriend of Prince Blake Mertens, son of Fiona the human and the flame princess. Born August 4. Afraid of heights/being alone/Diabetes. Likes salt/lazing around with Leo/playing music. He's 5,8 ft while Blake is 6 ft. He's a half vampire half bubblegum hybrid. Skin: light greyish pink