Desire demons use the yearnings of the victims—lust, wealth, power—to their advantage. Their abilities to affect the mind allow them to assume disguises and even alter the environment to their purposes. As a result, many who become their prey never realise it. While desire demons may resort to an outright mind control, they seem to take greater pleasure in more subtle deceit. Ominis Gaunt, is cunning and despite being blind, he will stop at nothing to get his prey.