If Soverick is discontent with something, bitter, or just crazy, he can create a draw just to spite both sides. It sounds crazy that Soverick would want to offend two world gods instead of just one, but it is certainly possible. That's why there is a winning condition and why that winning condition cannot be changed. Another thing that cannot be changed is that there has to be a winning condition. Soverick can only add more winning conditions.
A sharp blade can cut your enemy just as it can cut you. This is especially true if the blade is double-edged. Even a single-edged blade is capable of impaling its wielder if he or she falls on it. This can happen either through carelessness or pride. As they say, pride goes before a fall.