This honorable knight is seen in the fan game, The Legendary Starfy: Starfy's Great Adventure and has a supporting role in The Legendary Starfy: Halberd Havoc.
He is the Main Protagonist in Meta Knightmare: Revenge of Konk.
He is a boss in the game, Rainbow Rescue.
Originating in the game, Kirby's Adventure, he wields sacred sword, Galaxia. He is honorable and will offer a sword to his opponents so they can fight on even ground, but retreats from battle if his mask is damaged.
He looks very much like Kirby without his mask.