Sword Knight is a supporting character in the Kirby franchise. He is one of the many playable helpers who is a protagonist in Helper to Hero.
Biography
Kirby Super Star & Kirby Super Star Ultra
Sword Knight is one of the many enemies in KSS and KSSU where he can become an ally to Kirby. Sword Knight can also be summoned as an ally and helper for Meta Knight in Meta Nightmare Ultra and is also member of the Meta Knights.
Not only is Sword Knight an ally to Kirby and Meta Knight he is also a playable character in Helper to Hero like many other enemies. Sword Knight is one of the many protagonists in the sub game Helper to Hero.