Heavenly Father: Heaven decrees Moe as 相手's father
Heaven Ritual: Allows 自分 to marry 相手's mother
Family Duel: 自分's family initiation is dueling 相手
Martial God: 自分 knows all martial arts styles
Combat Exp:: 自分's experience spans infinite war eras
自分 was 相手's friend, until now
"Fate made us friends, but your mother will make us family"
By marrying 相手's mother, their fate intertwines, creating powerful [Family Force]
This [Family Force] is extracted by 自分 & used to power his internal martial arts: [Paired Cranes Guiding Sword Dance]
& as the battle comes to its conclusions, 自分 evolves it using his marital connection to 相手's mother