This glossy black stone bears a complex sigil etched on its surface.
Consumable: Consumable 520 gp
Power (Teleportation) Consumable (Standard Action)
You open a portal between corresponding places in the Shadowfell and the world. The portal lasts for 3 rounds, or until you wish it to close (free action), whichever is less time.
Published in Dungeon Magazine 162, page(s) 72, Dungeon Magazine 163, page(s) 53.