One of the devils of the path of greed, forged from mercury and silver, Silver tongue Devils also known as a Mammon are conniving tricksters who offer quite allot to get what they want, regardless of intent on delivering truthfully.

Divine Bureaucracy

Mammons are on the 3rd tier of the Penta-Hierarchy, meaning they are of middling strength and influence.

Goetia

Mammons are seekers of the greedy. Though silver tongue devils are greedy in their own right, their goal remains the same as most devils. corruption, Promotion, and Power. Mortals who wish for access to Greavus' Vault, and it's vast riches, or who wish for superiority in their success may summon a Silver Tongue Devil through Goetia as a means to satiate their greed, becoming impossibly wealthy or successful, however at the cost of their soul and full autonomy.