Rise of Darkness
Souls are difficult to define, even though all Mortals and Immortals have or are souls. Souls are the currency of The Nine Hells. They are also the divine essence of mortals, and the physical form of Devils.
Ways to Damn a Soul
By causing a person to adopt the Lawful Evil alignment, the person’s soul becomes damned. If the person also gains 9 Corruption and 9 Obedience points, but changes their alignment, their soul is still damned to The Nine Hells.