The Sixth Brother (formerly named Bil Valen) is an Inquisitor and the main antagonist of Star Wars Disney novel Ahsoka and a secondary antagonist in Darth Vader: Dark Lord of the Sith, by Marvel Comics. He was defeated and killed by Ahsoka Tano.

Which maul inquisitor was killed?

The Seventh Sister's lightsaber Like all Inquisitors, the Seventh Sister carried a double-bladed spinning lightsaber. The weapon had two spikes and ornate engravings on its ringed emitter, and it was worn on the Seventh Sister's belt when not in use. It was lost on Malachor when she was killed by Maul.

How did each inquisitor die?

Darth Vader soon discovered the program and was put in charge of them by his Sith Master. Vader trained the Inquisitors in the ways of the dark side of the Force. As part of their training, a number of Inquisitors had parts of their body severed by Vader's lightsaber so that they would not forget the lesson of loss.