3.5-5% Strength for 3.5s on Hit. Stacks 5 times.
5-8% Strength for 4.5s on Kill. Stacks 5 times.
5-8% Strength for every 10% of magazine spent during continuous fire. Stacks 5 times.
1-4% Toughness for every 10% of magazine spent during continuous fire. Stacks 5 times.
Achlys for fast fire rate to apply burn stacks quickly.
Lots of Toughness Regen while bracing with PBB and Steady Grip. Movement speed while bracing not a problem with PBB and Unstoppable Momentum. Mobile Emplacement gives 20% DR (both Toughness & Health) while bracing.
PBB reloads weapon so you automatically get the +15% damage from Released and Ready (even if weapon already full).
Lucky Bullet + Ammo Stash to increase ammo pool.
Stubber not great against Crushers, so use pickaxe on them.