Quote Originally Posted by *~Angel Wing~*
It can't be Yu Yevon because you can't die, you have auto-life. For the final aeon you need to have at least 3000-5000 HP, and all aeons. Your first few times might be tough, but after you learn the pattern you should be fine.
Uh... Actually you can die when fighting yu-yevon. You have the auto-life thing on when you're fighting your aeons.