Your free to not believe me. However, I did abuse limit breaks, as they are broken as well. Those 2 things combine make this game easy-mode. And yes, this is how I did this game before I became bored of the story and stopped at the end of disk 3.
Your free to not believe thats it works. Hell, if I wanted to, I could believe that I'm immune to killing by shooting myself in the head. I'd be wrong, but I'd be free to believe it.