Warlock Utility 2Assassin's Bane

The ground blackens as coruscating energy swirls around you, hindering your foes’ movements and revealing any hidden enemies.

Daily        Arcane, Zone
Minor Action      Close burst 3

Effect: The burst creates a zone that lasts until the end of your next turn. Enemies within the zone cannot shift, teleport, or benefit from invisibility, concealment, or total concealment.

Sustain Minor: The zone persists.

Published in Dark Sun Campaign Setting, page(s) 95.