

Mastering Dungeons
Mastering Dungeons
RPG veterans and game designers Teos Abadía and Shawn Merwin look at the game and the hobby of D&D from a variety of viewpoints: reporting the news, understanding the business, reviewing the products, and illuminating the design. Whether you’re a fan, a player, a DM, or a designer, Shawn and Teos cover topics of interest to you!
Episodes
Mentioned books

Jan 28, 2026 • 1h 25min
Rethink Your Session Zero! (MD 276)
They rethink what a session zero should actually accomplish and which goals deserve real time. Safety tools, consent checklists, and anonymous safety cards get practical attention. They debate challenge level, death mechanics, and how lethality shapes tone. Tips on collaborative campaign planning, allowed sources, character creation timing, and treating session zero as a social kickoff round out the conversation.

Jan 21, 2026 • 1h 32min
Legends of Greyhawk and RealmsBound with Savannah Houston-McIntyre (MD 275)
Savannah Houston-McIntyre, creative director at Baldman Games and senior designer for Mythmakers, led organized-play projects like Legends of Greyhawk and RealmsBound with Ed Greenwood. She discusses running convention-first campaigns, structuring regional metaplots, coordinating writers, virtual event logistics, and how to contribute writing and support for these large shared-world projects.

Jan 14, 2026 • 1h 30min
Start a New Campaign for the New Year (MD 274)
Tips for launching a new tabletop campaign: where to learn to DM, starter resources, and New Gamemaster Month suggestions. Discussion of gameplay loops, downtime systems, and the five-room learn-to-play method. News highlights include Stranger Things’ impact, new D&D novels and projects, hiring at Wizards, and fun merch and creator spotlights.

Jan 7, 2026 • 1h 21min
The Future of RPGs in 2026? (MD 273)
Episode 273 of Mastering Dungeons!
Main topic: The Future of RPGs in 2026?
Teos and Shawn look at 2025’s huge impacts on RPGs and what 2026 might hold for our hobby!
News: Daggerheart’s Executive Success, James Haek and Introcaso Changes, City 26, and more!
Contents
00:00 Intro
00:59 Mastering DnD the RPG?
07:55 How to Get Noticed?
17:08 Tim Kask Passes
19:38 Daggerheart's Executive Success
25:17 James Haek Joins WotC
25:55 Who Replaces James on Lorecast???
27:25 James Introcaso Focuses on Crows
29:11 D&D and Court Rooms
30:06 Seniors and Dragons
30:56 City '26 Challenge
32:38 Jeff Stevens on 2025 2026
33:30 Crack the Sun Success
35:32 Looking Back at D&D in 2025
40:02 WotC's Positive Moves
42:13 Crawford and Perkins Join Critical Role
45:14 Economic Uncertainty
49:12 AI Slop
50:03 Cosmere, Daggerheart, Draw Steel
55:28 What Might 2026 Offer for D&D?
01:06:30 Will the Hobby Grow?
01:09:21 More Big RPGs?
01:11:05 If We Had 1 Wish!
01:15:10 Shout-Outs
01:19:34 What Are We Gonna Do?
Thank you for listening! Get the full show notes with links on Patreon.
Show Search Engine: https://mdsearch.alphastream.org/
Our intro and outro music is Metropolis Fanfare, provided royalty-free by Tabletop Audio (https://tabletopaudio.com) under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nc-nd/4.0/).
MP3 file metadata populated with Online MP3 Podcast Chapter Editor, built by Dominik Peters. https://mp3chapters.github.io/ and customized for Mastering Dungeons by Vladimir Prenner from Croatia.

Dec 31, 2025 • 1h 36min
The Future of the DMs Guild? (MD 272)
A deep dive into why a once-thriving creator marketplace faded and whether crowdfunding, discoverability failures, or platform strategy caused it. They examine retail shifts, print-on-demand quality leaps, and the effects of big-platform consolidation. News bites include a VTT hiring, a crowdfunding collapse, and surprising mainstream D&D moments.

Dec 24, 2025 • 1h 39min
The DMs Guild’s Complex History! (MD 271)
A lively dive into the DMs Guild’s ten-year history and how its licensing reshaped creator careers. Brief coverage of major industry moves like Diamond’s collapse and Cosmere’s RPG plans. Discussion of one-on-one dungeon design, non-combat encounter goals, and challenges of discovery and creator expectations on the platform.

Dec 17, 2025 • 1h 44min
Heroic Sacrifice and Campaign Building with Prequel and Ethan Yen (MD 270)
Episode 270 of Mastering Dungeons!
Main topic: Dying and Campaign Building with Prequel and Ethan Yen
Ethan Yen joins Shawn and Teos to discuss Prequel, the amazing game where you know you will die to the big bad… but get to create a campaign defined by the secrets these heroes discover!
News: D&D Beyond’s New Goals, Crack the Sun’s Big Start, Big Staff Changes, and more!
Contents
00:00 Conventional Wisdom
03:34 Teaching with RPGs?
13:00 Easy to Convert?
18:26 D&D Beyond's New Goals
24:52 Warlock Video Game Announced
27:57 Justice Arman Promoted
29:05 Jason Carl Departs World of Darkness
32:25 Perkins and Crawford on Acq Inc
35:47 Crack the Sun's Huge Start
39:59 Ikea D&D Book
42:47 Draw Steel Quick Reference
43:17 Quests from the Keep on the Borderlands
44:06 Ethan Yen and Prequel
45:34 Ethan's RPG Path
49:45 Creative Influences
58:45 All About Prequel
01:06:10 Phases of Play
01:12:39 The Big Fight
01:20:53 Campaign Building Conclusion
01:23:53 Zine Format Tips
01:30:46 Gamehole PoC Programs
01:37:58 Find Ethan
01:38:55 Shout-Outs
01:43:18 What Are We Gonna Do?
Thank you for listening! Get the full show notes with links on Patreon.
Show Search Engine: https://mdsearch.alphastream.org/
Our intro and outro music is Metropolis Fanfare, provided royalty-free by Tabletop Audio (https://tabletopaudio.com) under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nc-nd/4.0/).
MP3 file metadata populated with Online MP3 Podcast Chapter Editor, built by Dominik Peters. https://mp3chapters.github.io/ and customized for Mastering Dungeons by Vladimir Prenner from Croatia.

Dec 11, 2025 • 2h 27min
How is an RPG Book Made? (Alphastream Collaboration)
How is an RPG Book Made? (Alphastream Collaboration)
While Shawn and Teos are away, we share with you a recording Teos made with Scott F Gray, sharing the intricacies of the process for creating an RPG book. This recording appeared in two parts on the Alphastream YouTube channel and we are sharing it here for your enjoyment.
Contents
00:00 Intro
00:46 About Scott
04:15 Who this video is for
09:09 Starting with an idea
12:54 When is my idea ready?
26:53 What to know when I start writing
39:04 Understanding words per page
43:00 After writing and types of editors
01:02:22 Development
01:04:10 Sensitivity Reading
01:07:10 Proofreading
01:10:11 Layout
01:14:47 Initial Layout Design
01:19:05 Flowing Copy and Word Processor Choices
01:24:39 Art and Art Orders
01:36:46 Bleed
01:39:26 Rewriting After Initial Layout
01:45:27 Don't Write in Layout
01:49:24 Final Proofread and Layout
01:55:34 PDF vs PoD vs Offset Printing
02:11:25 Offset Printing and Timeline
02:15:20 Crowdfunding
02:18:55 Rising Tide on Manufacturing and Shipping
02:21:12 On Collaboration
02:26:27 Support the Show
Thank you for listening! Get the full show notes with links on Patreon.
Show Search Engine: https://mdsearch.alphastream.org/
Our intro and outro music is Metropolis Fanfare, provided royalty-free by Tabletop Audio (https://tabletopaudio.com) under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nc-nd/4.0/).
MP3 file metadata populated with Online MP3 Podcast Chapter Editor, built by Dominik Peters. https://mp3chapters.github.io/ and customized for Mastering Dungeons by Vladimir Prenner from Croatia.

Dec 10, 2025 • 60min
The Beautiful Mess of 5E! (Gamehole Con 2025)
Gamehole Con 2025 and Mastering Dungeons!
Main topic: The Beautiful Mess of 5E! (Gamehole Con 2025)
While Shawn and Teos are away, we share with you a recording of a panel at Gamehole con where Mike Mearls, Mike Shea, Shawn, and Teos discuss the many forms of 5E available both officially and through third party companies. We look at how D&D 5E was designed in a open way and how this impacts our hobby.
Thank you for listening! Get the full show notes with links on Patreon.
Show Search Engine: https://mdsearch.alphastream.org/
Our intro and outro music is Metropolis Fanfare, provided royalty-free by Tabletop Audio (https://tabletopaudio.com) under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nc-nd/4.0/).
MP3 file metadata populated with Online MP3 Podcast Chapter Editor, built by Dominik Peters. https://mp3chapters.github.io/ and customized for Mastering Dungeons by Vladimir Prenner from Croatia.

Dec 3, 2025 • 1h 13min
Brindlewood Bay’s Cozy Horror (MD 269)
Episode 269 of Mastering Dungeons!
Main topic: Brindlewood Bay’s Cozy Horror
Cozy on up with our review of Brindlewood Bay. Being an elderly widow, cutting to commercial, detailing our cozy home, and drawing on classic TV? Sign us up!
News: Eberron Forge of the Artificer, MCDM’s Summoner and Blackbottom, Cosmere Actual Play, and more!
Contents
00:00 Clue Advent and Alien Evolved
03:32 Player Goals First?
12:34 Crawford Perkins Critique and Praise?
16:45 Eberron Forge of the Artificer is Out
21:15 MCDM Releases Summoner
21:42 Fall of Blackbottom Adventure
23:40 Initiative D&D in NYC
26:10 Cosmere Actual Play
27:23 Jubensha Grows Internationally
30:47 Nominate Most Anticipated RPG of '26
31:43 Brindlewood Bay
32:16 Game and its Vibes
35:30 Elderly Widows as PCs
37:57 Game Play Basics
39:44 Why the GM Can Push Hard
42:33 Gear as Your Cozy Home
45:08 PbtA Moves
56:35 Maven Moves
58:45 Being a Keeper or GM
01:00:24 Clues and Void Clues
01:02:42 One-Shots vs Campaign
01:08:09 Shout-Outs
01:12:15 What Are We Gonna Do?
Thank you for listening! Get the full show notes with links on Patreon.
Show Search Engine: https://mdsearch.alphastream.org/
Our intro and outro music is Metropolis Fanfare, provided royalty-free by Tabletop Audio (https://tabletopaudio.com) under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nc-nd/4.0/).
MP3 file metadata populated with Online MP3 Podcast Chapter Editor, built by Dominik Peters. https://mp3chapters.github.io/ and customized for Mastering Dungeons by Vladimir Prenner from Croatia.


