Prerequisite(s): Barbarian 4

The character channels the power of a cairn linnorm. The character's melee attacks deal an additional 1 point of negative energy damage. If the character is knocked unconscious or killed by an attack or spell, the attacker suffers the curse of decay (Will negates).

Curse of Decay: save Will DC 10 + 1/2 character's level + character's Charisma bonus; effect target takes 1 point of Con damage per day and ages at a rate of 1 year per day (eventually incurring all of the penalties of old age but none of the bonuses).