"Do ye think we'll be seeing more of the magical barriers?"

But for now it was the easiest thing to simply keep pouring out the words that were a magical barrier between him and the weapons.

"Then I shall be very pleased to have crossed the magical barrier."

Kennedy tries to follow, but Willow puts up a magical barrier to keep her away.

Once on the other side, the magical barrier winked out of existence.

With a hand movement she threw a magical barrier over the door.

But when he set out to do his work, he protected himself with a magical barrier.

Identifies and protects itself from evil in the form of a magical barrier.

We cannot be more specific at the moment because there are barriers, magical and otherwise, to our close approach.

Safety is about raising attack energy cost, not some sort of magical absolute barrier.