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 Hottest Core Rulebooks from Mongoose
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2300 AD  Traveller: 2300

2300 AD Traveller: 2300


Journey across the light years exploring the uncharted systems of the frontier; watch your two shadows under a double star; war against the unfathomable Kafers amid the exotic enviroments of alien worlds; ride the beanstalk down to the towering cities of Earth, the economic center of an ever expanding human civilization. Be a part of the new age in Traveller: 2300-the state-of-the-art in science...   [click here for more]
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High Guard Update 2022

High Guard Update 2022


High Guard Update 2022 is a major expansion to the Traveller roleplaying game with rules for designing, building and operating spacecraft found throughout the galaxy. From small and nimble fighter craft to the adventure-class ships that Travellers fly, from gargantuan megafreighters to military capital ships, this book provides everything the aspiring naval architect needs to populate their...   [click here for more]
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High Guard Update 2022 | Roll20 VTT

High Guard Update 2022 | Roll20 VTT


This is the Roll20 VTT product. You can find the PDF here. High Guard Update 2022 is a major expansion to the Traveller roleplaying game with rules for designing, building and operating spacecraft found throughout the galaxy. From small and nimble fighter craft to the adventure-class ships that Travellers fly, from gargantuan megafreighters to military capital ships, this book provides everything...   [click here for more]
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Robot Handbook

Robot Handbook


Robots have been a staple of science fiction for a hundred years, fulfilling every role from near mindless worker, to faithful sidekick, to comic relief, to sinister villain trying to take over the world. They range from remote-controlled drones to super intelligent beings who have far exceeded the limits of their biological creators. Robots may be stationary objects equipped with a single arm or nothing...   [click here for more]
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T2013- Twilight: 2013 Core Rules

T2013- Twilight: 2013 Core Rules


The third edition of Twilight: 2000, now available again. ...   [click here for more]
Mongoose  $19.99 $13.40

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Traveller Core Rulebook Update 2022

Traveller Core Rulebook Update 2022


This is Free Trader Beowulf, calling anyone…   Mayday, Mayday… We are under attack…   Main drive is gone… Turret number one not responding…   Mayday… Losing cabin pressure fast, calling anyone…   Please help… This is Free Trader Beowulf…   …Mayday…     Fully Updated...   [click here for more]
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Traveller Core Rulebook Update 2022 | Roll20 VTT

Traveller Core Rulebook Update 2022 | Roll20 VTT


This is the Roll20 VTT product. You can find the PDF here.    This is Free Trader Beowulf, calling anyone…   Mayday, Mayday… We are under attack…   Main drive is gone… Turret number one not responding…   Mayday… Losing cabin pressure fast, calling anyone…   Please help… This...   [click here for more]
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T2000 v1  Twilight: 2000

T2000 v1 Twilight: 2000


Twilight: 2000 is a complete role-playing system for survival in a devastated post-holcaust world. Rules cover character generation, living off the land, encounters, combat, skills and skill improvement, medicine, vehicles, ammunition, trade and much more. The combat rules are a major breakthrough. One general combat resolution procedure covers all types of combat: hand-to-hand, melee weapons,...   [click here for more]
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T2000 v1 Korean Peninsula Sourcebook

T2000 v1 Korean Peninsula Sourcebook


Korean Peninsula Sourcebook From the mysterious Hermit Kingdom in the north, to the marvelous Land of the Morning Calm in the south, the Korean Peninsula Campaign Sourcebook is your guide to an exciting new setting for the Twilight: 2000 role-playing game. Korea's story is only hinted at in previous Twilight: 2000 publications. The Korean Peninsula Campaign Sourcebook picks up where those hints...   [click here for more]
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T2000 v2  East Africa Sourcebook

T2000 v2 East Africa Sourcebook


From the deserts of Somalia to the Serengeti of northern Tanzania, the waters of the Indian Ocean to the jungles of the Congo, the East African/Kenya Sourcebook, the first new work for Twilight 2000 since 1995, shines a light on an area hinted at in previous works but never before detailed, where what is left of civilization in Africa struggles against the Somali Islamists, the PARA,...   [click here for more]
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T2000 v2  Rooks Gambit

T2000 v2 Rooks Gambit


The long-awaited return to the war-torn world of Twilight 2000. After three years of bloody stalemate on the battlefields of Europe, the United States Army stands poised to return home. An ad hoc evacuation fleet has been assembled in Bremerhaven, Germany, and U.S. forces are converging on the port city from all over the continent. Ensconced in his sprawling castle headquarters in northern Poland,...   [click here for more]
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The Paranoia Core Book

The Paranoia Core Book


Many roleplaying games have rules that are applied objectively so players can help each other do heroic things like saving yet another kingdom, fighting more orcs, or something else that has been done repeatedly in other RPGs. That is not this game. This is the Paranoia roleplaying game. This is one of those rulebooks that’s fun to read and even more fun to play. Paranoia does not take itself...   [click here for more]
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Twilight: 2000 version 1.0

Twilight: 2000 version 1.0


Twilight: 2000 is a complete role-playing system for survival in a devastated post-holcaust world. Rules cover character generation, living off the land, encounters, combat, skills and skill improvement, medicine, vehicles, ammunition, trade and much more. The combat rules are a major breakthrough. One general combat resolution procedure covers all types of combat: hand-to-hand, melee weapons,...   [click here for more]
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T2000 v2  Twilight: 2000 2nd Edition

T2000 v2 Twilight: 2000 2nd Edition


(you probably want the updated version 2.2 instead) Roleplaying in the Devastation of WWIII  The War has raged for years The high-tech ammo is almost gone. High-tech equipment is failing, piece by piece, with no spares to fix it. The front lines are held by a few grim, desperate soldiers. The US 5th Division holds the line in Poland. Now, a Soviet encirclement has cut it off in a province ruled by...   [click here for more]
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The Paranoia Accomplice Book

The Paranoia Accomplice Book


Of course, the Paranoia Core Book is perfect. Maybe even the perfectest. But you know what would make that even more perfecter? A companion book! But since this is Paranoia, it is called the Accomplice Book. Inside, you will find a bunch of rules and content for your next Paranoia mission so your players are confused, a bit worried, and having a blast.  Have you got older editions of...   [click here for more]
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T2000 v1  DTRPG Guide to Twilight: 2000 version 1.0

T2000 v1 DTRPG Guide to Twilight: 2000 version 1.0


Everything you wanted to know about the Twilight: 2000 Role-Playing Game System (but didn't know how to ask). Includes a short history of the development of Twilight: 2000, a comprehensive list of all GDW-published modules for the system (including the number printed), and a rating of the general quality of each module and product (on a 1-9 scale; average is 5.0)....   [click here for more]
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T2000 v2  DTRPG Guide to Twilight: 2000 version 2.0

T2000 v2 DTRPG Guide to Twilight: 2000 version 2.0


Everything you wanted to know about the Twilight: 2000 Role-Playing Game System (but didn't know how to ask). Includes a short history of the development of Twilight: 2000, a comprehensive list of all GDW-published modules for the system (including the number printed), and a rating of the general quality of each module and product (on a 1-9 scale; average is 5.0)....   [click here for more]
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Aerospace Engineers' Handbook

Aerospace Engineers' Handbook


Aerospace engineering is the art and science of designing spacecraft and starships. This practice encompasses a range of craft from sleek surface-to-orbit craft to lumbering bulk carriers, and the aerospace engineer is key to their design. Spacecraft and starships are the lifeblood of exploration and commerce. They are also vital in the defence and acquisition of colony worlds and the economies...   [click here for more]
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Mysteries of the Ancients

Mysteries of the Ancients


A request for help from an old contact leads the Travellers into the mysterious and sometimes downright bizarre world of the Ancients Hunters. Among the weird and often deluded notables of the Hunter community there are those who seem to know something concrete. Those individuals are convinced that something is coming.   Mysteries of the Ancients takes the Travellers from...   [click here for more]
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Mysteries of the Ancients | Roll20 VTT

Mysteries of the Ancients | Roll20 VTT


This is the Roll20 VTT product. You can find the PDF here. A request for help from an old contact leads the Travellers into the mysterious and sometimes downright bizarre world of the Ancients Hunters. Among the weird and often deluded notables of the Hunter community there are those who seem to know something concrete. Those individuals are convinced that something is coming.   Mysteries...   [click here for more]
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Secrets of the Ancients

Secrets of the Ancients


A complete campaign of truly epic proportions, Secrets of the Ancients delves into the dark past of the Charted Space universe, and the legacy of a race of incredibly advanced and powerful aliens. Over the course of this campaign, the Travellers will see sights no human has ever dreamed of, meddle with powers beyond understanding, clash with secret factions within the Imperium, and ultimately help...   [click here for more]
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Ships of the Frontier

Ships of the Frontier


The 33 colony worlds and countless outposts of human space are scattered across a 100 light-year diameter volume of space, along three intricate and complex Arms of stars and anchorages that allow starships to hop from star to star, 7.7 light-years at a time. In order to connect all those worlds with the systems of the Core, starships are required. Interface craft are required to connect the great...   [click here for more]
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Tools for Frontier Living

Tools for Frontier Living


The Frontier Beckons. The Core is advanced, comfortable, and safe. Too safe for some, for whom the wilds of the Frontier promise adventure, riches, and freedom. The worlds of the Frontier are hostile. Even if they support life, that life is no friend to humanity. Every single world outside the Core is trying, in its own unique way, to kill the human interlopers. Native life, climate, geography, even...   [click here for more]
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Vehicles of the Frontier

Vehicles of the Frontier


Vehicles are more than just transportation for people living on the far flung worlds of the Frontier, and in these pages there are over 100 unique new designs. With everything from bicycles to main battle tanks, from bulldozers to combat walkers, Vehicles of the Frontier has a wide scope. Aliens make an appearance too, with a variety of vehicles from the Kaefers, Pentapods, Sung, and Ebers....   [click here for more]
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Wrath of the Ancients

Wrath of the Ancients


The Travellers have defeated an Ancient, but the struggle is not yet over. A telepathic nightmare leads the Travellers to a crashed vessel on a desolate moon, where they discover a threat to all Charted Space. The Ancient Tsyamoykyo, once the least of his kind, plans to implement a reign of terror. Meanwhile, something is happening to the Travellers. They are growing in power, developing new abilities....   [click here for more]
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2300  AD Man's Battle for the Stars

2300 AD Man's Battle for the Stars


Man has made it to the stars. Now he must fight to stay there, Human soldiers fight the implacable alien Kafers, Police fight smugglers, pirates and terrorists on rich human colonies. Explorers fight uncharted systems on the Frontier. Colonists fight hostile environments on strange worlds. And nations fight each other for political power to determine who will lead the human race in the struggle...   [click here for more]
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2300AD

2300AD


Three hundred years from now, humanity is claiming worlds far from Earth. Despite nearly destroying itself in the Twilight War, despite all the wars since, humanity has held on and kept its dream alive. 2300AD is the story of that dream, as humanity reaches for the stars. This is a richly-developed hard science fiction universe, with ships spinning against the night as they are propelled by the stutterwarp...   [click here for more]
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2300AD Core Rulebook Revised

2300AD Core Rulebook Revised


Sekai’s augmented reflexes saved his life yet again, as the silent White Wing swooped down at him, talons extended, mouth opening to deliver its disorienting scream. He dropped to the ice-encrusted snow, while his pistol, the big Rawlings Blackbird, seemed to leap into hands. His aim dropped to the White Wing’s bird-like head as it oriented on him, his finger tightening on the trigger as the...   [click here for more]
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2300AD Referee's Screen

2300AD Referee's Screen


With a stunning panoramic view of a new colony facing the players, and every vital table for the referee, the 2300AD Referee’s Screen is the perfect complement to a well-run campaign far out on the frontier. Fully compliant with the latest edition and with all the important tables and charts, the new 2300AD Referee’s Screen is constructed from quality heavy-weight cardstock that will stand the...   [click here for more]
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A Tale of Two Captains

A Tale of Two Captains


Pay attention, swabbies! Something new has sailed into the Sea of Thieves… Being a pirate in the Sea of Thieves takes bravery, skill and a casual approach to death. But old pirates can get bored with the same routine: Find the ‘X’, kill the skellies, take the treasure and sell at the outpost. The last thing anyone wants is bored pirates, because that soon leads to fires, looting and cannonballs...   [click here for more]
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Aliens of Charted Space Vol. 1

Aliens of Charted Space Vol. 1


Aliens of Charted Space Volume 1 details four spacefaring cultures, three of them alien and one curiously familiar. These are the Zhodani, humans transplanted from Earth to develop in far-off Zhdant. Their well-ordered society is very different to the squabbling mini-states of the Vargr despite sharing a common Terran ancestry. The Aslan and the K’Kree, meanwhile, are polar opposites; proud...   [click here for more]
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Aliens of Charted Space Vol. 2

Aliens of Charted Space Vol. 2


Aliens of Charted Space 2 details three of the most misunderstood cultures of Charted space – the Solomani, the Droyne and the Hivers. Despite the fact they are the original humans, the Solomani are confusing to outsiders and often portrayed as despicable in Imperial propaganda. The Droyne and the Hivers are alien in both physical form and way of thinking. Both make many outsiders uneasy –...   [click here for more]
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Aliens of Charted Space Vol. 3

Aliens of Charted Space Vol. 3


Aliens of Charted Space Volume 3 explores five races – the pacifist Darrians, the enigmatic Geonee, the playful Dolphins, the aloof Orca, and the bureaucratic Bwaps. Within these covers you will discover the culture and society of these races, as well as their physiology and their psychology.   Darrians The Darrians are known to be a pacifistic race who value excellence in scientific and...   [click here for more]
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Aliens of Charted Space Vol. 4

Aliens of Charted Space Vol. 4


Aliens of Charted Space: Volume Four explores four species within Charted Space – the nature-loving Suerrat, the pacifistic Za’tachk, the mercantile Gurvin, and the xenophobic Tezcat. Within these covers, you will discover the culture and society of these species as well as their physiology, psychology and societies. Suerrat The Suerrat are a human subspecies transplanted from...   [click here for more]
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Armageddon 2089 Main Rulebook

Armageddon 2089 Main Rulebook


Armageddon 2089: Total War is a 304 page hardback RPG concentrating on mek-based warfare and the mercenary/corporate companies who use them. Using the d20 System to its fullest, this is the most detailed game of its type to date, and no expense has been spared in ensuring that it is also one of the best looking games available. The rulebook kicks off with a 'Welcome to Armageddon 2089' mini-chapter...   [click here for more]
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Armes de Legend

Armes de Legend


Un aventurier dépend bien souvent de son équipement. Grace à ce tome, votre aventurier recevra le meilleur équipement possible. Des nouvelles armes et armures aux objets les plus communs mais toujours utiles à une aventure, Armes de Légende offre un catalogue complet dont les joueurs ne sauraient se passer. ...   [click here for more]
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Arms of Legend

Arms of Legend


An adventurer is only as good as his equipment, so the saying goes – and with this mighty tome, your adventurer will be the best-equipped he can be. From new weapons and armour, to the more mundane items that keep an adventure going, Arms & Equipment is a complete catalogue that will keep players coming back for more after every adventure. ...   [click here for more]
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Book 10: Cosmopolite

Book 10: Cosmopolite


Civilisations stand and fall, not by might of arms, but by its cosmopolites – the ordinary Citizens and Scholars who make up most of the population. Book 10: Cosmopolite provides new options and possibilities for characters who have followed the Citizen or Scholar careers. Citizens and Scholars together are keepers of the flame of civilisation. With this book, your Citizen character will be able...   [click here for more]
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Book 1: Mercenary Second Edition

Book 1: Mercenary Second Edition


In the universes of Traveller there are countless souls sailing across the sea of stars in search of fame, fortune and perhaps some deeper meaning to it all. Some are looking for the answer to the eternal questions of their civilisation, others simply want to get away from it all and find something better in the void. Anything can happen in the stretches of emptiness between worlds, and sometimes this...   [click here for more]
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Bounty Hunter

Bounty Hunter


A new style of campaign for Traveller. When law enforcement cannot resolve a crisis, and others need plausible deniability, who do they call? Expendable, yet whispered about in hushed voices, bounty hunters are not paragons of virtue or honour. Taking contracts issued by guilds, corporations, law enforcement, criminal syndicates and others, there are few things more important than the reward....   [click here for more]
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Central Supply Catalogue

Central Supply Catalogue


Welcome to the Central Supply Catalogue! This book contains a variety of equipment Travellers might want, need, or wish they had as they cross the galaxy. From diversions during jump travel to orbital defence lasers, from survival habitats to the latest in personal protection, the Central Supply Catalogue has combed the galaxy for items suited to the most discerning Traveller. With the contents...   [click here for more]
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Central Supply Catalogue Update 2023

Central Supply Catalogue Update 2023


Welcome to the Central Supply Catalogue Update 2023. This book contains all the equipment Travellers will want, need, or wish they had as they cross the galaxy. From entertainment products to laser cannons, from cameras to powered armour, the Central Supply Catalogue Update 2023 has combed the galaxy for items suited to the most discerning Traveller. With this book, you will have...   [click here for more]
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Central Supply Catalogue Update 2023 | Roll20 VTT

Central Supply Catalogue Update 2023 | Roll20 VTT


This is the Roll20 VTT product. You can find the PDF here. Welcome to the Central Supply Catalogue Update 2023. This book contains all the equipment Travellers will want, need, or wish they had as they cross the galaxy. From entertainment products to laser cannons, from cameras to powered armour, the Central Supply Catalogue Update 2023 has combed the galaxy for items suited...   [click here for more]
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Clans of the Aslan

Clans of the Aslan


The Aslan know no emperor, no moot, no grand fleet, no central government of any kind. Their society is founded upon Aslan families and the intricate interrelationships knitting them together. These families form larger prides, and these prides form even larger clans, over 4,000 in number and bound by common heritage and tradition. An Aslan’s allegiance is to their clan lord and the clan that he...   [click here for more]
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Clones in Space

Clones in Space


Space - the final frontier. These are the voyages of some unenterprising Troubleshooters. Their mission: to seek out new life, new civilizations... and terminate them... to boldly go where no clone has any business going. ...   [click here for more]
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DC1  Dark Conspiracy, 1st edition rulebook

DC1 Dark Conspiracy, 1st edition rulebook


Shapes that rip and tear. Shadows that live in corners. Windows in space and time that lead to realms of madness and decay. A dark lurking horror that feeds off the echoing anguish of a billion tortured souls. This is the center of a twisted, sinister conspiracy which threatens the very existence of all humankind. Set in the near future, the world of Dark Conspiracy is dramatically altered...   [click here for more]
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DC2  Dark Conspiracy Player's Handbook Masters Edition (2nd ed.)

DC2 Dark Conspiracy Player's Handbook Masters Edition (2nd ed.)


Dark Conspiracy: PLAYERS' HANDBOOK Masters Edition for a full overview of this book, and the system, download our free Guide to Dark Conspiracy 2nd Edition.    The second edition was published in two folio-sized volumes, one targeted at Players (184 pages, Basic Edition and 400 pages, Master Edition) and the other at Game Masters (180 pages, Basic Edition and 462 pages,...   [click here for more]
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DC2 Dark Conspiracy Player's Handbook Basic Edition(2nd ed.)

DC2 Dark Conspiracy Player's Handbook Basic Edition(2nd ed.)


Shapes that rip and tear. Shadows that live in corners. Windows in space and time that lead to realms of madness and decay. A dark, lurking horror that feeds off the echoing anguish of a billion souls. When an ancient, brooding evil is released from its dimensional prison, humanity's worst nightmares come to life. Set in the near future, the world of Dark Conspiracy is fraught with peril and challenge....   [click here for more]
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DC2 Dark Conspiracy Referee's Guide Basic Edition (2nd ed.)

DC2 Dark Conspiracy Referee's Guide Basic Edition (2nd ed.)


This Referee's Guide contains material from previously released Dark Races and Proto-Dimensions. This book contains a large section on creatures and new dimensions for players to explore. You will find all the rules, start-up adventures and creatures from the dark abyss needed to play in this dark game of sci-fi horror....   [click here for more]
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DC2 Dark Conspiracy Referee's Guide Masters Edition (2nd ed.)

DC2 Dark Conspiracy Referee's Guide Masters Edition (2nd ed.)


Dark Conspiracy: REFEREE'S HANDBOOK Masters Edition for a full overview of this book, and the system, download our free Guide to Dark Conspiracy 2nd Edition.      The second edition was published in two folio-sized volumes, one targeted at Players (184 pages, Basic Edition and 400 pages, Master Edition) and the other at Game Masters (180 pages, Basic Edition and 462...   [click here for more]
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