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

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.

Melee kills heal 1 Health and 0.1 Trauma.

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

+ 100% Fire Damage Kills with fire grant you 3 Temporary Health. You can sense flammable objects nearby.

Kills with Melee weapons have a 5% chance to spawn ammo or Razor Wire.

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

1 Additional Frag Grenade spawns in each map.