Orb of Doom is a Encounter power available to Wizards at 27th level[Dr380]
Orb of Doom
Wizard Attack 27
You create a replica of your orb around your foes, trapping them in a crystalline prison
Area burst 3 within 20
Requirement: You must be wielding an orb.
Target: Each enemy in burst
Attack: Intelligence vs. Will
Hit: Until the end of your next turn, the target is restrained, cannot teleport, and takes a -5 penalty to attack rolls against creatures outside the area of the burst.