The term "Infernal Engine" historically refers to a type of mechanical device designed to produce power through combustion. Often associated with early steam engines and other forms of machinery, these engines played a crucial role in the Industrial Revolution, enabling advancements in transportation and manufacturing. In a broader context, "Infernal Engine" can also denote any machine or device that is perceived as dangerous or destructive. This includes various forms of weaponry or explosive devices, which have been used throughout history in warfare and conflict, highlighting the dual nature of technology as both a tool for progress and a means of destruction.