Continuously chaining more than 2 attacks gives 2-5% Power. Stacks 10 times.
Up to 25-40% Strength, as Stamina depletes.
10% Critical Chance for every 0.2-0.35 second while aiming. Stacks 10 times. Discharges all stacks upon firing.
70-100% Critical Weak Spot Damage.
Curios are for you to decide.
Be a sneaky little sniper...