Melee kills heal 1 Health to yourself, and teammates within 10 meters.

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.

Melee kills heal 1 Health and 0.1 Trauma.

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

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

+ 15% Damage Resistance + 10 Health DISABLES: Aim Down Sights

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

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

+ 20% Melee Damage against Mutations When you deal Melee damage to a Mutation heal 2 Health and recover 3 Stamina.

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

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