You create a replica of your orb around your foes, trapping them in a crystalline prison.

Encounter   ✦     Arcane, Evocation, Implement
Standard Action      Area burst 3 within 20

Requirement: You must be wielding an orb.

Target: Each enemy in the 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.

Update (10/18/2011)
Updated in Wizard Schools article.

Published in Dragon Magazine 380, page(s) 43.