

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

Mar 25, 2026 • 1h 24min
Why is Temple of Elemental Evil So Good? (MD 284)
Episode 284 of Mastering Dungeons!
Main topic: Best of Temple of Elemental Evil!
Shawn and Teos dive into the classic Temple of Elemental Evil, inspiring countless spinoffs including 5E’s Princes of the Apocalypse. From elemental factions to demigods, we look at the best of this design.
News: D&D Greyhawk Announcements, Codex Pricing Reveal, Modules Returning, RPG Growth in Indonesia and Iraq, and more!
Contents
00:00 Sweetest 16
01:22 5E Monsters Either Boring or Deadly?
08:56 Struggling with Prep?
15:18 New D&D Survey
16:40 D&D News from GaryCon
26:51 MCDM Codex Pricing
28:28 Indonesia's Tabletop Scene
30:58 RPG Community in Iraq
33:16 Origins Game Finalists
35:01 D&D Provides Critical Awakening
36:46 Trading Card Manipulation
39:05 Green Games Guide
39:36 Pirate Borg Winds of Hell
40:07 Black Ballad for Shadowdark
40:43 Temple of Elemental Evil
42:12 An Often-Played Classic
44:53 Origins of Elemental Evil?
49:55 Temple's History
54:49 Temple's Legacy
56:51 Hommlet as Innovation
01:01:21 The Moathouse
01:04:25 Cults and Imprisoned Zuggtmoy
01:10:25 Lessons in Boxed Text
01:12:46 Map Booklet
01:13:51 Resting and Travel
01:15:40 Elemental Evil Factions
01:17:58 Interesting Dungeon
01:20:27 Shout-Outs
01:23:46 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.

Mar 18, 2026 • 1h 47min
D&D Encounters Program with Chris Tulach! (MD 283)
Episode 283 of Mastering Dungeons!
Main topic: D&D Encounters Program with Chris Tulach!
Chris Tulach, organized play manager for D&D, shares how the revised D&D Encounters program will work for stores and home play, including the upcoming celebration event! Chris also discusses the latest with Adventurers League and Legends of Greyhawk.
News: No Tariff Lawsuits, NeoPets Withdraws License, Chris Cocks Interview, Codenames Critical Role, and more!
Contents
00:00 Intro
01:40 Monster Weaknesses and Vulnerabilities?
11:35 Fair Stat Block Manipulation?
17:44 Tariffs Don't Require Lawsuits
21:49 D&D HeroClix
23:26 Hasbro's CEO on AI
29:15 NeoPets Withdraws License
33:15 20 Years of Kobold Press
35:05 D&D Reverse Dungeon Comic
36:02 Codenames Critical Role
38:22 Beyond the Silt Sea Annatan Coast
40:02 D&D Encounters with Chris Tulach
40:29 Chris' Path Through Organized Play
47:53 Longest Org Play Tenure
49:27 Goal of Organized Play
51:41 Measuring Benefits
54:52 Why D&D Encounters Rocked
01:04:37 D&D Encounters in 2026
01:06:32 Celebration Kick-Off Event
01:07:45 Seasons and D&D Encounters Timing
01:12:45 Encounters Through D&D Beyond
01:16:27 Working With Stores
01:17:48 Seasonal Cadence
01:20:02 WPN Store Incentives
01:23:37 Adventurers League
01:26:18 Legends of Greyhawk
01:32:55 Organized Play Options
01:37:06 AL and LoG Seasonality
01:39:22 Follow Chris Tulach!
01:42:31 Shout-Outs
01:46:32 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.

Mar 11, 2026 • 2h 4min
Matt Colville Blows Our Minds on MCDM and the TTRPG Industry! (MD 282)
Episode 282 of Mastering Dungeons!
Main topic: Matt Colville Blows Our Minds on MCDM and the TTRPG Industry!
Matt Colville is here to absolutely blow our minds on how MCDM operates, how it pays, how it has worked to reach an audience, and what the rest of the industry might learn from that!
News: D&D’s New Seasonal Roadmap, Is it Really 5.5, New D&D Website, What is Season of Champions, and more!
Contents
00:00 Go Broncos!
02:03 Making Someone's Idea Ours?
10:52 Our Favorite Projects?
15:56 D&D's 2026 Roadmap!
17:11 Season of Horror and Ravenloft
21:16 Season of Magic and Arcana Unleashed
26:19 Season of Champions
27:33 Other Roadmap Items
30:32 D&D 2024 is 5.5 Maybe?
38:45 New D&D Website
40:48 D&D Beyond Q2 Partner Schedule
41:28 Creating Villains & Lairs
43:08 Matt Colville on MCDM
44:21 Matt's Formative Moment
50:45 What Led to MCDM?
56:31 Lessons from MCDM's 5E Era
01:02:00 Launching Draw Steel
01:09:30 MCDM's Financial Approach
01:15:03 Unique in the Industry
01:22:24 Redefining Industry Rates
01:27:20 Our Struggling Industry and YouTube
01:39:03 Perils of Distribution
01:47:08 Charting MCDM's Future
01:52:11 The Codex and VTTs
01:59:22 Shout-Outs
02:02:52 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.

Mar 4, 2026 • 1h 22min
D&D Beyond’s Staff Looks to the Future! (MD 281)
Episode 281 of Mastering Dungeons!
Main topic: D&D Beyond’s Staff Looks to the Future!
Brian Perry (DDB Executive Producer) and Zac Cohn (MAPS Product Manager) join Teos and Shawn to share D&D Beyond’s bold future!
News: New D&D London Expo, MCDM Hires for the Future, Critical Role Hires from Hallmark, and more!
Contents
00:00 Weekend Wins
01:36 Why Don't NPCs Fix the World?
06:16 Campaign vs Adventure Design?
10:51 D&D Fan Expo London
14:08 MCDM's Future Includes Paul Hughes
16:25 IGDN Diversity Scholarships
17:25 Industry Sues for Tariff Refunds
19:42 Amber Glenn and Olympic Magic
21:12 Critical Role Hires from Hallmark
23:00 Renegade to Publish Exodus
24:48 BEASTS by Adrian Mejia
26:36 Dragon Rider's Primer
27:42 Fractus the Broken World
28:44 State and Future of D&D Beyond
29:16 Brian Perry and Zac Cohn
34:56 How Wizards and D&D are Organized
39:03 Deciding Priorities
44:03 Rebuilding D&D Beyond
47:23 Quickbuildear and New Players
52:07 DDB as a Honda Accord
55:19 More Features vs Simplicity
56:41 New Functionality
01:02:09 Fully Integrating 3rd Parties?
01:06:24 Use of AI?
01:08:59 Expand the API?
01:10:18 Building a Walled Garden?
01:11:26 Goal of Shifting Play to Digital?
01:13:50 Physical Versions of Digital Dice?
01:15:00 Find Brian and Zac
01:17:15 Shout-Outs
01:20:57 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.

Feb 25, 2026 • 1h 12min
Best of Princes of the Apocalypse! (MD 280)
Episode 280 of Mastering Dungeons!
Main topic: Best of Princes of the Apocalypse!
Teos and Shawn share the best of Princes of the Apocalypse, an adventure that brings back elemental evil and the elder elemental eye to D&D!
News: D&D Beyond’s Roadmap, AEG Parts with Dancey, More WotC Hiring, and more!
Contents
00:00 Intro
01:58 Important to Research Lore?
12:43 Help Players Understand Choice?
18:24 D&D Beyond Roadmap
23:23 WotC Hiring Continues
24:45 AEG Parts with Ryan Dancey
28:47 D&D Cartoon Comics
29:30 Record Pokémon Auction
31:06 Princes of the Apocalypse
31:39 A Positive Analysis
35:12 Product History
37:14 Premise and Approach
44:51 Red Larch is a Great Town
47:59 Low-Level Adventures
50:40 Elemental Cults and Themes
52:46 Adventure Rhythm and Adapting Story
01:03:14 Elemental Nodes
01:07:41 Shout-Outs
01:11:17 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.

Feb 18, 2026 • 1h 37min
Why is Red Hand of Doom So Good? (MD 279)
Episode 279 of Mastering Dungeons!
Main topic: Why is Red Hand of Doom So Good?
Teos and Shawn share the best of Red Hand of Doom, a fan-favorite adventure from 3rd edition D&D!
News: Hasbro vs Wizards Q4 Results, How AI is Used at Hasbro, Dark Heart of the Wood, and more!
Contents
00:00 Bringing the Loopiness
02:27 Players Always Team Up?
10:48 What Was or Is D&D Encounters?
15:56 D&D Encounters Returning?
17:46 Hasbro Q4 and 2025 Earnings!
20:24 WotC Q4 and 2025 Results
25:06 Upcoming Partnerships
29:00 Chris Cock on AI at Hasbro
35:04 How Big is D&D?
37:50 MCDM Has a Dark Heart
39:02 D&D's Therapeutic Potential
41:59 Portland Promotes Games
42:48 Evil Hat on RPG Finances
45:17 Nine Worlds and Bad Blood
46:48 Monsters & More for Nimble RPG
47:26 Curse of Stoneshatter Tomb
48:09 Red Hand of Doom!
51:05 Red Hand's History
54:04 Designer Notes
56:53 Premise and Approach
01:01:15 Repeated Approach
01:05:01 Starting Attitudes and Tracking Time
01:09:41 Approach Matters
01:12:20 Part 1 Witchwood
01:15:22 Part 2 Ruins of Rhest
01:17:17 Part 3 Ghostlord's Tower
01:19:19 Part 4 Enemy at the Gates
01:23:31 Part 5 Fane of Tiamat
01:31:50 Shout-Outs
01:36:16 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.

Feb 11, 2026 • 1h 11min
What Made Tyranny of Dragons Great? (MD 278)
Episode 278 of Mastering Dungeons!
Main topic: What Made Tyranny of Dragons Great?
Teos and Shawn look back at the first 5E hardback adventure, Tyranny of Dragons, discussing our favorite aspects of Hoard of the Dragon Queen and Rise of Tiamat!
News: Baldur’s Gate 3 HBO TV Show, Polygon on Vecna, Teos Completes Lifetime, and more!
Contents
00:00 Herald's Guild Awards
03:38 BMG and Greyhawk Reveals
04:58 Too Much In-Character Talking?
10:09 WotC Interactions Change Over Time?
15:14 HBO BG3 D&D TV Show
20:03 Beadle & Grimm Spoiler?
22:13 Polygon on Obelisks and Vecna
29:21 Horrified Adds Ravenloft
31:24 Best of Tyranny of Dragons
32:17 Interesting Product History
35:45 Adventure vs campaign
37:37 An Awesome Premise and Approach
40:59 Additional Encounters
42:58 Campaign Villains
45:41 Campaign-Focused Character Options
48:29 Greenest in Flames
52:08 Caravan Chapter
54:42 Memorable Locations and Council of Waterdeep
59:57 Dragon Masks
01:01:21 The Cult Strikes Back
01:02:43 Epic Conclusion
01:06:50 Shout-Outs
01:10:28 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.

Feb 4, 2026 • 1h 28min
Working in the RPG Industry! (MD 277)
Episode 277 of Mastering Dungeons!
Main topic: Working in the RPG Industry!
Shawn shares a panel he had with Jackson DiCarlo at the Running GAGG Gaming Conventions. They discuss working in the RPG industry, sharing the insights of Shawn’s long career and Jackson’s two-year experience as a designer!
News: Cosmere’s Apple TV Deal, 5th New WotC Hire, D&D + Fortnite + Hytale, and more!
Contents
00:00 Winter Fantasy Bound
02:42 Happy 37th Birthday to 2E
05:08 Two Organized Play Campaigns?
23:55 Taylor Ann Navarro Joins WotC
25:53 D&D, Fortnite, and Hytale?
28:51 Variety Covers GMs
29:27 D&D as Organized Social Fun
31:41 Asmodee Partners for Wellbeing
32:31 Cosmere's Apple TV Deal
34:24 D20play Spotlighted!
36:12 TTRPG SRD Card Creator
37:07 Working in the TTRPG Industry
38:11 Shawn and Jackson's Backrounds
40:28 Getting Started in the Industry
49:59 Seizing Opportunity
56:14 How to Get Started
58:19 Design and Conventions
01:05:46 Technical Vs Creative
01:15:39 The Skill of Writing
01:18:19 Questions and Answers
01:22:54 Shout-Outs
01:27:15 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.

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.


