This Omnibus Edition is assembled from the original PDF releases in The Imperial Age line from Adamant Entertainment. Nearly... More > 700 pages of Victorian-era gaming, ranging from genre guidelines to setting details; rules for magic and rules for steamtech inventions; Faeries, monsters and more -- all for use with the free d20 Modern SRD, and easily adaptable to any other d20-based system. < Less

Adamant Entertainment presents the first in our new line of 4E Adventures, Venture 4th.

At first, they came for the... More > livestock.
In this unforgiving world, those losses were hard enough. Yet still they came.

Now, children have been taken from their very beds! Can your heroes save the village from the Scourge of the Rat-Men?


Scourge of the Rat-Men is a 4E Adventure, for characters of 1st through 3rd level. A perfect starter for a new campaign and a new edition, this adventure gives you everything you need to start playing right away. < Less

World War III is over -- a nuclear holocaust begun when the Republic of Turrannia detonated a suitcase bomb in an American... More > city, in retaliation for the assassination of their President.
Two years after the bombs, a super-scientist has developed a rudimentary time machine. There's enough power for a single window to open for a few minutes. A few of the world's remaining heroes (along with a villain or two) volunteer to go back in time and prevent the apocalypse by eliminating the superhero who assassinated the Turrannian President.
Unfortunately, that superhero is one of the Player Characters.

Time Bomb is an M&M Superlink adventure for three to five heroes of 10th level, in a standard four-color campaign setting. The adventure is designed to plug into any setting, featuring modular notes on tailoring the adventure for insertion into your own campaigns.

Requires the Mutants & Masterminds RPG, Second Edition,by Green Ronin Publishing For Use.

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MINIONS OF MARS is a tool for Game Masters that provides quick stat blocks for Martian non-player characters, organized by... More > archetype. Whether you need Sky-Corsairs, Assassins, Gladiators, Nobles or more, MINIONS OF MARS provides you with ready-to-go NPCs, and a rogue's gallery of fully-developed characters ready to be inserted into any Martian campaign. < Less

The first three novels in Sax Rohmer's Fu-Manchu series, collected in one volume, from Adamant Entertainment. This edition... More > features the complete texts of "The Insidious Dr. Fu Manchu", "The Return of Fu Manchu" and "The Hand of Fu Manchu." < Less

ePublishing 101 is a tutorial on every aspect of doing business as a PDF publisher, covering topics from planning and... More > production to release and marketing, and everything in between -- giving readers the benefit of the extensive experience of Phil Reed of Ronin Arts and Gareth-Michael Skarka of Adamant Entertainment.

This book compiles all 16 issues of the original ePublishing 101 series released by Adamant Entertainment and Ronin Arts in 2006. < Less

Soaring through space, wielding the power of
an exploding sun, staring down an armada of
battleships, wrestling with the... More > ageless expres-
sions of gravity and time - these are the exploits
of cosmic heroes. They operate on a level be-
yond most supers, facing mighty challenges that
match their own immense reserves of power.
Unearthly: Cosmic Heroes provides you with the
tools you need to supercharge your game into
the cosmic realm. < Less

An introductory adventure for MARS: The Roleplaying Game of Planetary Romance, intended for 3-5 third-level characters, and... More > featuring: A Concerned Father, a Nefarious Rival, the Notorious Crimson Jayde, a pirate attack, the Green Martian hordes, a lost radium mine....and the Slavers of Mars. < Less

Adamant Entertainment's long-awaited roleplaying game of planetary romance! Mars -a n ancient, dying, but not yet dead... More > world, a world where a vast canal network reaches from pole to pole, bringing water and life to vast and fantastic cities. A world where albino apes run a vast empire in the last surviving jungle, a world where warrior tribes of Green Martians raid the outlying cities of the canal dwellers, a world where, in places dark and quiet and forgotten beneath the surface, ancient and terrible intellects plan dark and dire deeds. It is a world of sky-corsairs, of duels with blade and blaster, of vile plots, fantastic inventions, daring rescues, arena battles, and spectacular stunts. It is a world where ancient cities can be discovered and their lost treasures plundered, a world where a trek across the dry sea bottoms can yield amazing discoveries, where terrible monsters roam the rocky wastes. It is the Mars of pulp fiction and Saturday morning serials. It is now yours. < Less

Adamant Entertainment's long-awaited roleplaying game of planetary romance! Mars -a n ancient, dying, but not yet dead... More > world, a world where a vast canal network reaches from pole to pole, bringing water and life to vast and fantastic cities. A world where albino apes run a vast empire in the last surviving jungle, a world where warrior tribes of Green Martians raid the outlying cities of the canal dwellers, a world where, in places dark and quiet and forgotten beneath the surface, ancient and terrible intellects plan dark and dire deeds. It is a world of sky-corsairs, of duels with blade and blaster, of vile plots, fantastic inventions, daring rescues, arena battles, and spectacular stunts. It is a world where ancient cities can be discovered and their lost treasures plundered, a world where a trek across the dry sea bottoms can yield amazing discoveries, where terrible monsters roam the rocky wastes. It is the Mars of pulp fiction and Saturday morning serials. It is now yours. < Less