Kirby and The Temporal Warrior: Nightmare In Dreamland

Shortly after Kirby arrives in Cappy Town, a second Star Warrior clad in white and gold armor, armed with a lance and shield, and wielding the power to rend all of Pop Star asunder called Galacta Knight appears, and quickly becomes involved in the events that follow. But, who is he really? And how does he know everyone, particularly Kirby himself, like the back of his hand?