Here are the simple house rules rules I use to quickly resolve our yearly Pentecostal Grand Melee. 1. (Eschille) Leader rolls Battle vs. Battle 15. (While I have not implemented it yet, this could modify the other three skills, below. Giving bonuses to PKs is dangerous, since it can easily push them into the critting territory, which unbalances things severely. So perhaps just give the losing side a -5 modifier, if the difference is larger than one step: success vs partial = 0, success