I have to impose some kind of limit on what you can't do because we don't want people overpowering themselves and being really unfair.
*You cannot drain someone else's life over time, you can however poison them.
*Illusion types are allowed, but their strength depends on your rank. Someone stronger than you will be able to see right through them.
*You will be able to modify your approved character application once you have enough Yen (Read the note on Yen (found
here) for more information)