Syrus was minding his own business when a glow appeared around him. When it cleared, not only had his appearance changed a bit, but no one could see, hear, or touch him. Except, kind of, his friends and brother.
Ten years later, Syrus was captured by Yetis and was taken to the North Pole.
What does Santa Claus, Jake Frost, the Easter Bunny, the Tooth Fairy, and the Sandman mean when they say he's a new Guardian?
And who's Pitch Black?