Kai

Main article: Kai (Heavenly Sword)

Kai is Nariko's adopted sister in the Heavenly Sword series, and a non-playable character in Playstation All-Stars Battle Royale.

Biography
Kai is the sole surviving orphan of a once-proud clan that was brutally wiped out by Bohan's conquering army. Nariko found Kai hiding and close to starvation in a battlefield and adopted her as a little sister.

She is incredibly proficient with her crossbow, able to aim her bolts with near-perfect accuracy. Her skills make Kai a valuable asset in fending off Bohan's forces.

Connection with All-Stars
Kai makes an appearance during Nariko's Level 1 Super. Kai can also be seen in the stage Fearless.

She also appears as a minion and in two icons, all of which can be unlocked by reaching Rank 8, 15, and 18 respectively with Nariko.