12-24% Rending on Enemy Weak Spot Hit for 3.5s. Stacks 5 times.
5-8% Strength for every 10% of magazine spent during continuous fire. Stacks 5 times.
Up to 2-5% Strength, scaling with remaining Ammunition. Stacks 5 times.
Note: knife has Riposte as the second blessing, which for some reason isn't selectable on this site, but exists in game
I variously use revolver, boltgun, flamer, or columnus IAG as my gun, depending on the mission, the team, etc.