Nightstalker's PoniardLevel 14 Uncommon

Forged of dark metal, its hilt wrapped in black leather, this slender-bladed knife seems perfect for nighttime wetwork

Weapon: Dagger

Enhancement Bonus: attack rolls and damage rolls

Critical: +1d6 damage per plus, or +3d12 if the attack was made with combat advantage.

Power (Teleportation) ✦ Daily (Move Action)

You teleport your speed to a space adjacent to an enemy, and gain combat advantage against that enemy with your next attack with this weapon made before the end of your next turn.

Published in Dungeon Magazine 173, page(s) 88.