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 Hottest Science Fiction from Thunderegg Productions
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Adventure Moon: Klyron

Adventure Moon: Klyron


Klyron is a nearly dead moon with a long history. Rumors of technological wonders drive the players to search there, but they aren't the only ones who want the treasure. Klyron is packed with natural wonders, treasures and deadly enemies! All of this is compatible with virtually any OSR rule system. This document is a proof of concept for a project I'm working on called The MIllion Moons of Manza....   [click here for more]
Thunderegg Productions   FREE 

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Aliens and Worlds for Star Signal Aleph

Aliens and Worlds for Star Signal Aleph


Become a true citizen of the cosmos with Worlds and Aliens for Star Signal Aleph. This supplement contains two systems to add depth to your games. The first is a world generator for creating new planets on the fly, including a way for updating story seeds as you go. The second section features rules for playing as various aliens; a dozen species in total. An additional generator makes it simple toad...   [click here for more]
Thunderegg Productions  $1.00

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Chatbots for RPGs

Chatbots for RPGs


Start your journey into the realms of tabletop gaming with Chatbots for RPGs by Jacob DC Ross. This guide unveils the secrets of crafting AI chatbots as your game master, enhancing the tabletop RPG experience without replacing the human touch. It also includes guidelines and tips for publishers, including indie operations, to use chatbots in conjunction with their published books and PDFs. The book...   [click here for more]
Thunderegg Productions  $19.99

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Children of the Elements

Children of the Elements


FLASH EVENT: If we make it to Copper Status on the first day of release, then everyone's getting a free companion book to this game, which includes powers, creatures, and more! Your world is one of wonder and adventure. Every person is a member of one of the nations descended from the original Elementalists, and as such bears some of their power as a birthright. The people of each tribe, clan, state,...   [click here for more]
Thunderegg Productions  $1.00

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Delve-It-Yourself

Delve-It-Yourself


Delve-It-Yourself is a fast-playing solo game of exploration. It's setting-neutral and easily adapts to whatever genre you prefer. Character creation takes just a minute, and after that you can get rolling. The rules are simple enough to learn in a few moments. There are several upcoming supplements that provide further optional rules for fleshing out your settings and adding narrative depth to...   [click here for more]
Thunderegg Productions  $1.99

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DiscoSoup's 1-Page RPG

DiscoSoup's 1-Page RPG


DiscoSoup's 1-Page RPG (DS1PRPG) is a very fast and simple system. It's suitable for use in any genre of play. It supports multiple versions of character generation, including "make-in-play," and it only takes a minute to get playing. This title is released under a Creative Commons license (CC BY-SA 4.0). You are free to remix, expand, adapt or modify this game to your heart's content, even for commercial...   [click here for more]
Thunderegg Productions  Pay What You Want

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Easy Settlements

Easy Settlements


Use this system to create cities on the fly. It's designed for use with the Cepheus Engine rules, but it's useful for any game. While the core Cepheus Engine rules give you the ability to create whole planets at once, this book makes it easy to generate portions of the planet. You can use it for medieval-style or futuristic cities for added flexibility. ...   [click here for more]
Thunderegg Productions  Pay What You Want

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Flight of the Phaeton- A Ship for Cepheus Engine

Flight of the Phaeton- A Ship for Cepheus Engine


The Phaeton is a ship of paradoxes. On the surface it is a simple prototype Jump-1 vessel, created by a society that is just taking its first steps out of the solar system. But within it lies a miraculous heart. Phaeton's stats are suitable for both traditional Cepheus games and settings, or for use in the setting of Soar Beyond the Stars. Use it as a regular Jump-1 vessel, or swap it out for an Alcubierre...   [click here for more]
Thunderegg Productions   FREE 

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Hands and Heart

Hands and Heart


In Hands & Heart you are an ASTRAL PALADIN, an altruistic wanderer who takes to the cosmos in search of ways to help others. Devoted to your cause, you pledge to uphold LOVE above all other things. Honing the intense powers of HEART and HANDS, you perform unbelievable feats in service of the less-fortunate. Based on the ruleset originally developed by John Harper in Lasers & Feelings, and...   [click here for more]
Thunderegg Productions  $3.99

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Hounds and Falcons: Bounty Hunters for Star Signal Aleph

Hounds and Falcons: Bounty Hunters for Star Signal Aleph


Travel the galaxy in search of your latest bounty. Unleash the power of the gifts of the old Jaeger Clans to bring the corrupt and avaricious to justice. Hounds and Falcons is a bounty hunter-themed supplement for Star Signal Aleph. It features a look into the Hunter’s Pact, the organization that sanctions official bounty hunters, and which hunts down freelancers. This booklet also includes a generator...   [click here for more]
Thunderegg Productions  $0.99

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JetSet Solo Cepheus Rules

JetSet Solo Cepheus Rules


Do you want to play Cepheus and its related games solo? Have you ever wanted to accelerate the pace of play and character generation? If so, JetSet is the ideal book for you. JetSet is a hybrid product that combines the rules of Cezar Capacle's PUSH with Cepheus. It's not a standalone system; you use JetSet to complement your favorite Cepheus-style rules.  Here's where JetSet shines: -Faster character...   [click here for more]
Thunderegg Productions  $4.99 $2.49

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Kitchen Sink [BUNDLE]

Kitchen Sink [BUNDLE]


This special bundle product contains the following titles. Delve-It-Yourself Regular price: $1.99 Bundle price: $0.49 Format: PDF Delve-It-Yourself is a fast-playing solo game of exploration. It's setting-neutral and easily adapts to whatever genre you prefer. Character creation takes just a minute, and after that you can get rolling. The rules are simple enough...   [click here for more]
Thunderegg Productions  $58.57 $12.98

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Microtransaction: The RPG

Microtransaction: The RPG


Are you a GM who feels like they deserve something more out of the game? Then get ready to become wealthy beyond your wildest dreams!* With the Microtransaction system and its revolutionary d$ "dice" you can now make all sorts of money off of your players! The first page in the rules for this system can be grafted into any OSR or 5E game, allowing you to raise the stakes for your players and to bring...   [click here for more]
Thunderegg Productions  Pay What You Want

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Panthan Adventures for Ashes of Dead Mars

Panthan Adventures for Ashes of Dead Mars


This solo or group adventure for The Ashes of Dead Mars is free thanks to the support of our awesome players! You are a panthan, a restless wanderer who owes true allegiance to no master. In your travels upon the surface of Mars you sell your services to the highest bidder, then you move on. While the more stationary warriors of the Red Planet have status, tradition, and the backing of their family,...   [click here for more]
Thunderegg Productions  Pay What You Want

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Push Into Darkness

Push Into Darkness


Take your adventures further with Push Into Darkness! Based on the innovative Push RPG by Cezar Capacle, Push Into Darkness is a standalone expansion focused on exploration, discovery, and achievement. It's designed for solo or group play, and you can switch seamlessly between the two modes if you want. All you need to play is a pair of six-sided dice, a pencil, and some paper to record your characters...   [click here for more]
Thunderegg Productions  $2.99

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Robots for Cepheus Deluxe

Robots for Cepheus Deluxe


Cepheus Deluxe is awesome. It’s just about the complete package of everything you could want in a sci-fi RPG. Do you know what it doesn’t have? Rules for how to play as a robot. That’s where we come in. Robots for Cepheus Deluxe takes that game’s existing robot construction rules and adds a system that gives you fully-playable PCs once you finish building your robot. Do you want to play an...   [click here for more]
Thunderegg Productions  $1.00

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Rookie Squads Pack I

Rookie Squads Pack I


This is the first pack of Rookie Squads for Troopers: RedHack. It comes with three different rosters, which print out as tri-fold brochures. There are six characters per rookie squad, making them ideal for running "funnel" adventures with multiple characters per player. The statistic numbers are already printed under each character. The gray color of that text is light enough for you to go over in...   [click here for more]
Thunderegg Productions  $1.99 $1.59

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Rookie Squads Pack II

Rookie Squads Pack II


This is the second pack of Rookie Squads for Troopers: RedHack. It comes with three different rosters, which print out as tri-fold brochures. There are six characters per rookie squad, making them ideal for running "funnel" adventures with multiple characters per player. The statistic numbers are already printed under each character. The gray color of that text is light enough for you to go over...   [click here for more]
Thunderegg Productions  $1.99

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Soar Beyond the Stars

Soar Beyond the Stars


Take to the stars to help humanity find a new place in the cosmos. Soar Beyond the Stars is a beautiful new game of space exploration is inspired by such media as Interstellar, Netflix's Lost in Space, 2001: A Space Odyssey, and Out There. A standalone hack of Push by Cezar Capacle, Soar Beyond the Stars is suitable for both group and solo play. You can use the book as-is, or as a guiding oracle for...   [click here for more]
Thunderegg Productions  $4.99

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Soar Beyond the Stars: Terra Exotica

Soar Beyond the Stars: Terra Exotica


You’ve flown to the farthest star for all mankind. You’ve become lost in space. Now it’s time to settle a brave new world, to make a home in the ultimate frontier. In Soar Beyond the Stars: Terra Exotica, you play as colonists on an alien world. Did you get here accidentally, or is this place your final destination? No matter what, it’s up to you to make the most of your limited circumstances...   [click here for more]
Thunderegg Productions  $4.99

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Space Battles for Vintage Space

Space Battles for Vintage Space


Take your ship battles to the next level with this tactical expansion for Vintage Space! This expansion is a modernization of the advanced space battle rules from the classic 1980’s RPG from which Vintage Space takes inspiration. Inside this book are rules for creating your own ships from scratch, as well as running battles. While the main Vintage Space book facilitates more free-form and narrative...   [click here for more]
Thunderegg Productions  $1.49 $1.34

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Star Scenes Vol I- Scintilla

Star Scenes Vol I- Scintilla


Star Scenes is a new book series that makes it easier for you and your group to start playing quickly, and with virtually no prep time. It’s also ideal for solo RPG enthusiasts. The Star Scenes series is system-neutral, and integrates well with many different rule sets, settings, and genres. You can use it with virtually any sci-fi RPG. This volume features three detailed locations, with various...   [click here for more]
Thunderegg Productions  $1.99

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Star Scenes Vol II- Bellerophon

Star Scenes Vol II- Bellerophon


Star Scenes is a new book series that makes it easier for you and your group to start playing quickly, and with virtually no prep time. It’s also ideal for solo RPG enthusiasts. The Star Scenes series is system-neutral, and integrates well with many different rule sets, settings, and genres. You can use it with virtually any sci-fi RPG. This volume features three detailed locations, with various...   [click here for more]
Thunderegg Productions  $1.99

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Star Signal Aleph

Star Signal Aleph


Star Signal Aleph is set in the far future, where planet Earth is little more than a forgotten myth. Mankind and aliens strive and struggle to rule the remnants of what was once great. Now a mysterious signal calls out in the void, offering hope to whomever finds its source first. But not all who seek the signal have good intentions… This is a solo game that presents evocative plot generators, scene...   [click here for more]
Thunderegg Productions  $2.49

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StarWave Battleship

StarWave Battleship


This game is free. You can see the whole thing in the Publisher Preview or in the pictures below. I am very appreciative if you choose to support the work. It goes towards making more fun! This booklet is not a standalone game. To play it you need the core game, StarWave Invaders, also free and available HERE! A NEW HOPE FOR THE EARTH ARRIVES IN THE SKIES! The brilliant DR. KRYSTMAN...   [click here for more]
Thunderegg Productions  Pay What You Want

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StarWave Invaders

StarWave Invaders


This game is free. You can see the whole thing in the Publisher Preview or in the pictures below. I am very appreciative if you choose to support the work. It goes towards making more fun! EARTH IS UNDER ATTACK FROM MYSTERIOUS ROBOTIC FORCES! You are the pilot of the SENTINEL, a state-of-the art ship that serves as humanity’s greatest hope to repel the invaders. Recruited by...   [click here for more]
Thunderegg Productions  Pay What You Want

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Terminus Prime

Terminus Prime


FLASH Event: For every 50 copies we sell in the first 24 hours of our release, this booklet gets an upgrade with additional content. It's the first book in a series of planetary resources for Cepheus Deluxe and Space Aces (plus more systems if we hit our sales goals)! Welcome to the backwater planet of Terminus Prime, where the stars twinkle like ancient stories and life moves...   [click here for more]
Thunderegg Productions  $2.99

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The Arkon Gestalt

The Arkon Gestalt


“AS. YOU. DECREE.” The heartless refrain of Arkon Legionnaires fills even the most seasoned and brave officer of the Star Corps with dread. Find out why in The Arkon Gestalt. A faction resource for Vintage Space, this book contains everything you need to add new peril to your Disco-Era space adventures. Inside are ships, NPCs, and secrets of this menacing race of mechanical men. There are also...   [click here for more]
Thunderegg Productions  $0.99 $0.90

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The Ashes of Dead Mars

The Ashes of Dead Mars


UPDATE: Check out our first adventure for Ashes of Dead Mars for free, HERE at this link. The world of Mars, Barsanna as its inhabitants call it, once stood as the pinnacle of civilized achievement. With the drying up of the great seas, Barsannan culture stagnated and eventually reverted to near-barbarism. Now scattered city states and roving nomadic tribes fight over the picked-clean remnants of...   [click here for more]
Thunderegg Productions  $1.99

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The Diner at the End of the Cosmos

The Diner at the End of the Cosmos


This supplement details a fantastical location, or series of locations, within and outside of the multiverse and its associated timestreams. Squengi’s Cafe is the “Brigadoon of casual dining.” It has no set location, nor is it confined to a single time frame. There are reports that Squengi's is actually a chain of restaurants, but pictures and testimony exist that claim that Squengi's Cafe is...   [click here for more]
Thunderegg Productions  Pay What You Want

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The Exodus System

The Exodus System


The Exodus System takes classic OSR games and adds modern innovations. This book is suitable for playing sci-fi, fantasy, and all sorts of other genres. It takes inspiration from such other systms as Savage Worlds and the Cypher System. For Players: -Fast Character Creation: Get a PC made in minutes -Versatile Options: Every character is useful at something, both in and out of combat -Create-a-Class:...   [click here for more]
Thunderegg Productions  $5.00 $4.50

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The Exodus System Sci-Fi Core

The Exodus System Sci-Fi Core


The Sci-Fi expansion for The Exodus System allows you to take your games into space and beyond. A standalone supplement for the bestselling Exodus System RPG, this is a vastly expanded book that includes tools to make it easier for you to play games in space, on alien worlds or even in cyberspace. It's expanded beyond the basic Sci-Fi SRD with new rules for mass battles, new Flavors, and more Character...   [click here for more]
Thunderegg Productions  $10.00 $4.50

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Times & Tides RPG

Times & Tides RPG


Time and tide wait for no man, and as a rogue Tidewatcher, you know the wisdom of that statement more than anyone else. Take to the cosmos in your GLYPH ship and see what the most fascinating, dangerous, and mysterious corners of the universe. A standalone hack of Lasers & Feelings, Times & Tides puts the power of discovery into your hands. It deepens the L&F experience with new, simple...   [click here for more]
Thunderegg Productions  $2.99 $2.69

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Triforged RPG Core (and Forests of the Moon Part 1)

Triforged RPG Core (and Forests of the Moon Part 1)


Triforged is a lightweight system that allows for sophisticated storytelling and play. At its core is a simple ruleset. You have three stats, each of which is rated with a die value, and a few skills. You roll your stats for success, and your skills help you to either reduce the consequences of a failure or to make your successes more meaningful. This game owes a lot to the following games: 24XX...   [click here for more]
Thunderegg Productions  $2.49

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Triforged Supers

Triforged Supers


UPDATE: You can now get the Legacy's Reckoning "funnel" adventure HERE for instant, zero-prep fun. Bring justice to the streets with Triforged Supers. In this standalone game, based on the popular Triforged System, your group plays champions of the common good. The book includes a look at the Silver Age comic stories that inspired the game to help make your play sessions more immersive. The rules...   [click here for more]
Thunderegg Productions  $3.99

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Vintage Space

Vintage Space


Hark back to the days of  Battlestar Galactica, Buck Rogers in the 25th Century, and Space 1999 with Vintage Space. Back when villains were cruel, heroes were dashing, robots made silly sound effects, and they all had feathered hair. Vintage Space is nearly a retroclone of one of the most influential RPGs of that era- the one that used d100 and had players portraying fleet officers exploring the...   [click here for more]
Thunderegg Productions  $4.99

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Void and Vertices

Void and Vertices


Take your games of Star Signal Aleph into uncharted territory when you discover the powerful Vertex worlds. These mysterious planets brim with the energy of the Flux, imparting wondrous abilities to any who are dedicated enough to master their special attunements. If the slow path is too much for you to bear, there’s always the Call of the Void. Give in to the darker impulses of the Flux and magnify...   [click here for more]
Thunderegg Productions  $0.99

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Waveform City Blues

Waveform City Blues


Jack into Waveform City, a half-digital megalopolis of the tomorrow that should have been. Inspired by synthwave and darkwave music, the art of Patrick Nagel, and the ethos of the Outrun movement, Waveform City Blues is an immersive take on classic 80’s design and aesthetics. This is a solo cyberpunk game that presents evocative plot generators, scene creation and narration tools, then steps back...   [click here for more]
Thunderegg Productions  $1.99

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