Sorrowsworn RingLevel 25 Uncommon

You can siphon life force from those you kill using this loop of black feathers bearing two gleaming jet gems.

Ring Slot        625,000 gp

Property

Gain darkvision and a +4 item bonus to Intimidate checks.

Power ✦ Daily (Free Action)

Use this power when you reduce a creature to 0 or fewer hit points. You gain a number of temporary hit points equal to your healing surge value.
    If you've reached at least one milestone today, this power can be used as an immediate interrupt when you would be reduced to 0 or fewer hit points. Gain a number of temporary hit points equal to your healing surge value.

Published in Adventurer's Vault, page(s) 162.