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

Pain Meds you apply also grant + 25% Damage for 60 seconds.

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

+ 7.5% Bullet Damage + 200% Bullet Penetration

+ 30% Rifle Ammo Capacity + 10% Damage with Assault rifles and LMGs

+ 10% Bullet Damage + 15% Effective Bullet Range

+ 50% Ammo Capacity + 15% Reload Speed

Precision Kills with guns grant + 0.5% Accuracy until the end of the level.

When you take a hit for 15 or more damage, gain 25% Damage Resistance for 3 seconds.

Pain Meds you apply also grant + 20% Stamina Regen, + 15% Reload Speed, and + 15% Weapon Swap Speed for 60 seconds.

+ 30% Weakspot Damage - 5% Damage Resistance