"Sword Arts can be unlocked by every 10 levels and you start with two, you can have up to six Sword Arts."
When we gain 10 levels we get a sword art. Do you pick a sword art for us or do we make our own? (Ex: say somone reaches level 30. Do they make their own new sword art or do you pick a new one for them?)
Also, are you still looking for a good leveling system? I'd like to help with some ideas.