Improved Orb of Imposition

Paragon Tier
Prerequisite: 11th level, Wis 15, wizard, Orb of Imposition class feature
Benefit: Each time a creature you have designated with your Orb of Imposition fails a saving throw against the effect you have specified, it takes damage equal to 5 + your Wisdom modifier.

Published in Arcane Power, page(s) 131.