"It's Dispel," she says, watching Katniss move. "It removes harmful magic or things demons do, like weakening you, if you can do it right before they attack. It also helps take away barriers that mages put out, or wraiths or demons put on themselves." Of course her Keeper taught the mages what to do if demons were ever unleashed on the clan, even though they were first taught to never, ever turn to demons in the first place.