From the back of the book Big Bang is an open-ended series of reference books designed for avid players of roleplaying games, especially in the modern and near future genres. Each volume presents factual data and information on a number of weapons, including details of the weapon’s history, along with statistics allowing immediate use in a number game systems. The factual, real world data can be used to easily adapt the presented weapons to a wide range of game systems. User summary Big Bang Volume 1 includes rules conversions for different systems, cartridge information, and the following weapon descriptions and statistics: Agram 2000 American 180 American Derringer LM-4 Simmerling American Derringer LM-5 American Derringer Model 1 American Derringer Model 4 Arcus 94 Belitza Arcus 95R Arcus 98 Belitza Ares Folding Machine Gun Astra Model 300 Astra Model 400 Astra Model 600 Astra Model 900 Bushman IDW FN Herstal F2000 FN Herstal P90 GIAT PAPOP ILARCO 180 (Carbine, Twin, Quad) IM Metal HS 2000 IMI Tavor TAR-21 Izmash Bizon KBP PP-90M Keltec Sub-Rifle Kolibri M-29 SABR MGV-176 Carbine OC-14 Groza Parker & Hale IDW Pretoria IFA Semmerling LM-4