Reduces Heat buildup by 3-6% and increases weakspot damage by 1-4% for 3s on chained weakspot hits. Stacks 5 times.
Hitting at least 3 enemies with an attack while weapon Special is active, regains 10-16% Toughness.
Killing an enemy by firing both barrels makes your next Reload 40-70% faster.
Immune to Ranged Attacks for 0.7-1s on Close Range Kill.