Rage : A good player can easily get 3 kills in a row so they either need to increase the death you need to obtain rage to 5 or remove it all together.
Quitting : No quitting. You quit, there should be consequences that are dire enough to put off people from doing so.
Not just 1vs1, but there should be stipulations as well, like
Ring Out- on/off
World Weapon Types- on/off
hermes boots- on/off
GET READY TO TASTE YOUR OWN BLOOD!