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

+ 50% Healing Efficiency

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

Take 1 less damage from all Ridden.

Your Temporary Health decays 20% slower. 1 Additional Pain Meds spawns in each map. + 5% Health

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

When you kill an enemy, gain 5 Stamina instantly and an additional 7 Stamina over 7 seconds, stacking up to 5 times.

+ 15% Melee Stamina Efficiency + 20% Melee Attack Speed + 15% Bow Stamina Efficiency + 20% Bow Attack Speed

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

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

Melee kills heal 1 Health and 0.1 Trauma.

+ 40% Melee Damage Your Melee Attacks cause cleave through enemies dealing damage in a large area.

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