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

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

Mutations you ping are highlighted and your team deals 10% increased damage to highlighted enemies.

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

+ 20% Reload Speed + 25% Weapon Swap Speed

+ 30% Reload Speed - 5% Damage Resistance

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

+ 75% Weapon Swap Speed When you take damage, your Accuracy is reduced for 3 seconds.