(2 items) Adds 833 Weapon Critical
(3 items) Adds 833 Weapon Critical
(4 items) Adds 1487 Physical Penetration
(5 items) When you deal Critical Damage, you gain a stack of Precision, increasing your Weapon Critical by 134 for 5 seconds, up to 10 stacks max. At max stacks, you also gain Minor Force, increasing your Critical Damage done by 10%. This effect can occur once every half second.