WARMACHINE: Prime Core Rulebook

Warmachine --steam-powered miniature combat-- is a table-top miniatures game published by Privateer Press. Players take on the role of an elite soldier-sorcerer known as a war caster. While a war caster and his army is a formidable force on the battlefield, a war caster's true strength is in their ability to magically control and coordinate the actions of their mighty war jacks steam-powered combat automatons that represent the pinnacle of military might in the Iron Kingdoms.