This tower has a 20% chance on attack to freeze the attacked creep and reduce its health regeneration by 20%. The freeze lasts for 1 second and cannot be reapplied on already frozen units. Chance to proc, health regeneration reduction and freeze duration are halved for bosses. Does not affect immune creeps.
Level Bonus: +0.4% chance +0.05 seconds duration -0.6% hp regen