Complex sentence: Paul has now been rendered completely blind by the presence of his oracular son, who he failed to predict in his visions, except for a vision from the perspective of his newborn son, and is able to kill Scytale with an accurately aimed dagger.
Split into simpler sentences: Paul has now been rendered completely blind by the presence of his oracular son, who he failed to predict in his visions, except for a vision from the perspective of his newborn son. Paul is able to kill Scytale with an accurately aimed dagger.