This compendium includes more than 900 firearms and other weapons from the last four centuries of Earth's history, converted to D&D terms. Everything you need for Swashbucklers, Cliffhangers, Gaslight Monster Hunting, Urban Fantasy, and Modern Action. If you are looking for flintlock pistols, Civil War and Old West revolvers and repeating rifles, shotguns classic and modern, automatic pistols and submachine guns suitable for Pulp Era, Cold War, or modern heroes, or battle rifles, machine guns, grenades, and land mines suitable for war zones from Europe in 1915 to the Middle East in 2015, everything you need is in this book.

The supplement also includes various optional rules for bleeding, artillery, nuclear weapons, accessories like telescopic sights, futuristic weapons that might be used by aliens or supervillains, etc. Several pages of historical and modern melee weapons have also been included.