Sword Kirby wears a long green hat not unlike Link's hat.
Kirby's Adventure and Kirby: Nightmare in Dream LandEdit
Kirby usually attacks just by slashing the sword.
Kirby & the Amazing Mirror and Kirby: Squeak SquadEdit
Sword Kirby can use his sword underwater and most commonly used by the other Kirbys.
Kirby Super Star and UltraEdit
Kirby can use much more attacks then just slashing the the sword. Meta Knight makes'lets Kirby use a sword to fight him.
In the animeEdit