You deny those who circumvent the natural methods of travel.

Daily   ✦     Primal, Zone
Minor Action      Close burst 10

Effect: The burst creates a zone of primal interference that lasts until the end of your next turn. Each enemy that starts its turn within the zone cannot teleport until the start of its next turn. Each ally who starts his or her turn within the zone gains a +2 power bonus to speed until the start of his or her next turn.

Sustain Minor: The zone persists.

Published in Eberron Player's Guide, page(s) 63.