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

+ 10% Weakspot Damage Allows players to see values for damage they deal and enemy health bars.

+ 7.5% Bullet Damage + 200% Bullet Penetration

+ 50% Ammo Capacity + 15% Reload Speed

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

Every 0.75 seconds you Aim Down Sights increases your Bullet Damage by 10% (up to 3 stacks).

When you or your team kills a Mutation gain 1% damage (up to 15%) until the end of the level.

Kills from greater than 15 meters grant 5 Temporary Health to teammates within 15 meters of the target.

Your secondary weapons have unlimited ammo. Your secondary weapons reload 20% slower.

+ 10% Bullet Damage + 15% Effective Bullet Range

+ 30% Sniper Ammo Capactity + 10% Damage with Sniper Rifles

Precision Kills have a 20% chance to cause Ridden to explode, dealing 15 damage to other Ridden within 4 meters.

Precision Kills grant 5% Reload Speed for 5 seconds (stacking up to 10 times).

+ 30% Reload Speed - 5% Damage Resistance

+ 5% Bullet Damage + 1.5 Bullet Stumble Damage + 7.5 Melee Stumble Damage