Did Darth Nihilus Have a Body?

In a bug that occasionally occurred when Nihilus died, his body was surrounded by dark side energies, but the body itself did not disappear. A Sith lightsaber, a Dark Jedi Master robe, and a lightsaber crystal could then be found in his remains.

What is behind Darth nihilus mask?

Some years after Traya's exile, Sion and Nihilus united the broken Sith. ... Nihilus ripped his spirit from his body, and entombed it in his armor, leaving his body to be consumed by the Dark Side. He used the force to keep his armor, mask and robes together which gave him a form to use his lightsaber and Force Powers.

What form did nihilus use?

Darth Nihilus in a primary Atra-Manua attack stance. Form DCLXVI: Atra-Manua or the Way of the Black Hand, the Art of the Black Hand (simply known as Atra to its practitioners) was the primary lightsaber form for the Hand during the Successors War.