Guard is a small Earth type colt, bent on guarding the helpless and the once in need. It is what the name says, little more is really known about him.
Lost is a filly, marked for what seems to be a grim fate. She is lost, no parents and no home of her own. What will become of her?
Foals are supposed to attend to school, and in Ponyville, that means that Cherilee is their teacher. that is always a good start.
Of course the first dark cloud on the horizon wears a silver tiara. Her friend is rarely far behind. They have been known to eagerly pick on any foal or otherwise, first chance.