Benjamin's smirk vanished. "A useful spell effect..." He waited again till the last second, and teleported right before they could reach him, to the opposite side of the field.
Before the magic could "react" and turn around, he summoned large amounts of his energy to himself, his heart beat increasing as energy was sucked out of his blood stream. He unleashed a massive, far below zero temperature chilling energy blast, the forming lake of freezing, as well as the tornadoes and chains, since they were all composed, at least in some part, of blood, which was in turn composed of water. This blast would also freeze K2 if he didn't move.