Quote Originally Posted by BG-57 View Post
The angels could be a gameplay element, not a plot element. In some previous FFs Life/Revive magic is represented by a cherub that appears over the fallen character and brings them back. Also there are uncontrollable gameplay elements like the Tapir in FFVI that randomly appears and wakes up sleeping characters (in mythology tapirs devour nightmares). It might just be there to let the player know that even if characters fall out of the party they will be safe and sound by the game's end.
There's no reason for Square to put an angel in the game play, because the battles of Ulti were so EASY, even without the help of angels >.> There has to be a reason why it was invented.