While crouching you neither take nor deal Friendly Fire damage. + 10 Health

You can equip a Primary weapon in your Secondary slot. - 25% Swap Speed

While crouching, gain 10% Damage Resistance and 40% Accuracy.

When you stow your weapon, it reloads.

When you or your team kills a Mutation, gain 10 Copper (up to 300 per level).

Breakout: Hold [F] to free yourself from Grabs. + 50% Breakout Cooldown Reduction. (Base 60 seconds).

+ 50% Weapon Swap Speed - 5% Damage Resistance

+ 50% Weakspot Damage - 40% Move Speed while shooting or melee attacking.

Every 0.75 seconds you Aim Down Sights gives 10% Recoil Control (up to 3 stacks). + 80% Aim Speed - 50% ADS Move Speed

+ 7.5% Bullet Damage + 200% Bullet Penetration

+ 30% Weakspot Damage - 5% Damage Resistance

+ 20% Weakspot Damage

+ 4% Move Speed while using an SMG. + 35% Reload Speed while using an SMG.

+ 30% Pistol/SMG Ammo Capacity + 10% Damage with Pistols and SMGs

Changing weapons within 1 second of reaching low ammo grants + 20% Bullet and Melee Damage for 5 seconds.