[Primed Reach] can be replaced with [Reach] if you dont have the primed version.
Max viral proc stack will make all damage do 550% more damage to health and slash procs will do 35% damage/second for 6 seconds ignoing armor and infinitely stacking as separate instances. Combined with high crit chance, multiplier, and status chance this build will deal amazing damage to armored targets but only after a ramp up period.
The stance is used instead of a attack speed mod, this speed increases is not reflected in the chart in any way but absolutely effects the gameplay.