Here's a simpler way that balances Sure Strike fairly well: just add strength to damage normally. Let HC = hit chance, W = average weapon damage, E = enhancement bonus, S = Str bonus
Reaping Strike, 1H: HC*(W+E+S) + (1-HC)*S*0.5
Reaping Strike, 2H: HC*(W+E+S) + (1-HC)*S
Sure Strike,1H...