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

+ 10% Effective Bullet Range + 15% Recoil Control + 25% Bullet Penetration + 25% Aim Speed

+ 50% Ammo Capacity + 15% Reload Speed

+ 75% Ammo Capacity - 5% Move Speed

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

+ 10% Bullet Damage + 15% Effective Bullet Range

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

+ 25% Damage - 30% Health

+ 50% Weakspot Damage - 40% Move Speed while shooting or melee attacking.

Each bullet hit causes the target to take 1% increased damage for 3 seconds (stacks up to 15%)

+ 30% Reload Speed - 5% Damage Resistance

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

+ 20% Reload Speed + 25% Weapon Swap Speed