Future Card Buddyfight Triple D  

Gao Mikado is a sixth-year student at Aibo Academy in the elementary division. He is paired with Bal Dragon, a creature that hatched from a mysterious egg. To become known as the world's strongest fighter, Gao and Bal must compete against other fighters in the "World Buddy Cup" by playing Buddyfight, a card game where humans can fight alongside monsters as partners. Their opponents include Tasuku Ryuenji, a former Buddy Police officer, and Gaito Kurouzu and his companion Black Death Dragon, Abygale.