Mysteries of Sanorine

Whenever a creature you control with repentance returns from your graveyard to your hand, create a 4/4 white angel creature token with flying and vigilance
+2:Put top six cards of your library to your graveyard, then shuffle six cards from your graveyard to your library
-3:Target opponent exiles a permanent, he or she controls, then loses life equal to the number of permanents that opponent owns in exile