Concentration is one of the Marksman Passives which is unlocked at level 5. Requires Rogue level 20 and masteries unlocked.
Description
12% increased Damage with Concentration per point.
Concentration has a 4 second cooldown
Mechanics[]
By default you have Concentration, which increases your damage. If you are hit by an enemy within 4m you lose concentration for 4 seconds. Subsequent hits do not reset the cooldown.