Rank Needed: 0
The set bonus Force of Will (7) in the Ancient Master tree increases the duration of the debuff by 15s.
The trait Frost-lore in the Ancient Master tree increases the potency of the debuff by 10%.
The trait Out in the Cold in the Ancient Master tree adds other debuffs when a fire, lightnig or frost skill is used on the enemy afflicted with Frost-lore.
The trait Chill Wind in the Ancient Master tree lets Wind-lore spread the debuff to nearby enemies.
The skill The Ancient Master (acquired in the Ancient Master tree) sets the power cost of Frost-lore to zero and makes it an AoE.
Using this skill causes Frost-lore to occur on an enemy target.
The skill The Ancient Master eliminates power cost and affects up to 6 targets.
The Lore-master's Book Legacy Target Resistance (Debuffing Skills) decreases the resistance to this skill by up to 3608.
The passive -...% Lore Power Cost that can be found on Second age and First age Lore-master Books reduces the power cost of this skill by up to 7%.
This skill does not stack with Frost-lore of other Lore-masters.
Frost-lore is a great skill for reducing tactical damage dealt by enemies. Note that there is no use spamming this on all enemies you encounter: the majority of enemies only deal melee and/or ranged damage. It is mostly sorcerer-like enemies and some (not all) bosses that deal tactical damage.