Each Melee swing grants 5% Melee Speed and 5% Melee Stamina Efficiency for 6 seconds, stacking up to 10 times. Your Melee Attacks no longer stick in tough enemies. DISABLES: Aim Down Sights

Heal 1 Temporary Health whenever you kill a Ridden within 2.5 meters.

Each Melee kill grants 5% Melee Damage, 5% Melee Speed and 5% Move Speed for 3 seconds.

+ 15% Stamina + 25% Weapon Swap Speed + 15% Move Speed while firing + 10% Slow Resistance

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

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

+ 15 Melee Damage + 20% Damage Resistance while using a Melee weapon - 15% Ammo Capacity

Melee kills heal 1 Health and 0.1 Trauma.

Melee hits cause the target to take 3% increased damage, to a maximum of 15% increased damage.

Melee hits that destroy Armor have a chance to create usable Makeshift Armor.

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

Gain + 10% Damage Resistance while you have Temporary Health.

1 Additional Frag Grenade spawns in each map.

+ 20% Stamina + 20% Stamina Regen + 3% Move Speed + 5 Health

+ 100% Stamina Regeneration - 50% Maximum Stamina

Melee hits always Stumble Ridden the first time they are hit. This effect can only occur once per target.