They are able to move among all the lower planes at will.

No monster from the lower planes can enter this tower.

The distance was so great that he could watch both the lower plane and the three others at the same time.

I did not know that you had returned to the lower planes.

Trouble is, some people there are leaving this lower plane rather abruptly.

She has not the power here she holds in the lower planes.

And that actually puts you on somewhat of a lower plane.

Much of this book's entertainment value exists on a lower plane.

"A gift from a denizen of the lower planes for some help I gave to him."

First he had tried the lower planes, the ice devil, to disastrous effect.