Kiyama Hiroto

Kiyama Hiroto, known as Xavier Foster in the dub. He was first seen in The Hidden Power!, during the match between Raimon and Aliea Academy's Epsilon. His alien name is Gran and was the captain of Genesis and later joined the Inazuma Japan in the Challenge to the World arc.

Season 2: Aliea Academy arc
Growing up in an orphanage, the only "parent" he knew of was an elderly man who frequently visited the orphanage. He was named after Hiroto, his "father"'s son who died in a car accident. Later, the children in the orhanage start learning soccer and are manipulated by the elderly man who in vengeance-hungry, uses a meteor that enhances human capabilities on the children. He is shown to love his "father" a lot and goes through pain for him, like when he released the limiter, knowing that afterwards they would experience excruciating pain, and also shielding him from a ball, which in anger, that Ulvida kicked at their "father".

Season 3: Challenge to the World arc
He wants to join the Inazuma Japan and they had a match so their coach can see about their skills and he was able to pass. During the time when Endou, Sakuma, Fudou, and Kidou, are gone he became the temporary captain of the team for a match against Argentina's The Empire.

Individual

 * Ryuusei Blade
 * Ryuusei Blade V2

Combination

 * Supernova (with Wheese and Ulvida )
 * Space Penguins (with Ulvida and Wheese)
 * Grand Fire (with Gōenji and Toramaru)
 * Astro Bust (with Gouenji)
 * Astro Storm (with Gouenji)
 * Hypernova (with Someoka)