Nahiri - Sinks into the ground to avoid magic nullification

The light bound not only her body, but her magic. As long as it held, she was powerless to affect anything outside its radius.

"Go home, Nahiri," he said wearily. "End this farce, and I will allow you—"

She dug her hands into the soil, extending her will not out, but down, and dove into the earth itself.

She sank down into a womb of stone, and for a moment she left behind her anger and Sorin's damnable arrogance and that strange and unyielding chunk of silver whose purpose she still couldn't grasp. There was only her and the stone, cut off from everything save the slow and steady heartbeat of the world, like it had been for five thousand years.

***

STONE AND BLOOD