This should be in the Rulings forum (you will get a much faster response that way and that is the right place for Rules questions).
1) Yes, you need to exile a new card if there is one in the graveyard.
2) It is a new object so it will not "see" any cards exiled from any previous incarnations.
1) Yes, you need to exile a new card if there is one in the graveyard.
2) It is a new object so it will not "see" any cards exiled from any previous incarnations.