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Colin Kahl

@colinkahl.bsky.social
79 followers 28 following 85 posts

Director @fsi.stanford.edu. Husband. Dad. Music fan. Game lover. Wonk and all-around nerd. Former national security guy.

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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 27/04/2026
NEW ART ALERT: WONDER × WORLDS, my universal TTRPG currently in beta, is nearing completion and some amazing new art is flowing in! Here is an image from the amazing Adrian Stone capturing a battle with the Spade Sentinel in the mysterious Greenhouse.
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 27/04/2026
If you are interested in checking out the free open beta version of the game, it can be downloaded here: wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Colin Kahl @colinkahl.bsky.social · 27/04/2026
NEW ART ALERT: WONDER × WORLDS, my universal TTRPG currently in beta, is nearing completion and some amazing new art is flowing in! Here is an image from the amazing Adrian Stone capturing a battle with the Spade Sentinel in the mysterious Greenhouse.
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 17/04/2026
The final version of my universal TTRPG WONDER × WORLDS will be out later this year featuring additional art from the amazing Adrian Stone. Sneak peak of the GM screen art below.
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Colin Kahl @colinkahl.bsky.social · 17/04/2026
The final version of my universal TTRPG WONDER × WORLDS will be out later this year featuring additional art from the amazing Adrian Stone. Sneak peak of the GM screen art below.
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Colin Kahl @colinkahl.bsky.social · 17/02/2026
I'm so grateful for the amazing layout work by @ndpdesign.com -- it really brought WONDER × WORLDS to life!
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Reposted by Colin Kahl
Ghoula RPGs @gilarpgs.bsky.social · 15/01/2026
Coming Tuesday. Art by @nightjargames.bsky.social and logo by @twopancakes.com
Cover for the WYRM TTRPG. A large stone wall has a glowing doorway. An armored fantasy character carrying a torch is walking through the doorway. At the top of the image is the word " WYRM "
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Colin Kahl @colinkahl.bsky.social · 09/01/2026
FANTASTIC new album "Our Folding Days" by Ian Hackett Kahl! If you are a fan of bands like the Postal Service, check it out! open.spotify.com/album/6F6rUh...
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Colin Kahl @colinkahl.bsky.social · 01/01/2026
Create your own #ttrpg world in 2026! Blend compelling storytelling mechanics with enough crunch to make tactical encounters exciting. Play with a GM or solo. Download WONDER × WORLDS (currently in beta) for FREE today! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Reposted by Colin Kahl
itch.io @itch.io · 12/08/2025
WONDER × WORLDS: A Roleplaying Game Engine for Limitless Adventure wonderxworlds.itch.io/wonder-worlds
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nervous demon purveyor 🔥 ndpdesign 🦄 Unwritten Earths Symposium @ndpdesign.com · 26/12/2025
Only 9 sales to go to hit that 500 goal! This includes sales through all direct outlets: my website www.ndpdesign.com/store/p/worl... itch ndpdesign.itch.io/the-world-wi... drivethru www.drivethrurpg.com/en/product/3... payhip payhip.com/b/2PFSa Thanks!
ndpdesign.com
World Wide Wrestling: Second Edition (Digital) — ndpdesign
Welcome to the award-winning pro wrestling RPG of narrative action! World Wide Wrestling enables you to create your own professional wrestling franchise through play, showcasing satisfying and sur...
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Colin Kahl @colinkahl.bsky.social · 24/12/2025
Still time for a (free digital) stocking stuffer for a #ttrpg fan who loves to world build, home brew, and wants the option to play with a GM or solo.
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 20/12/2025
✅ Shopping for a TTRPG fan this holiday season ✅ Want a system that blends the best of new school narrative with old school tactics ✅ Want to play in any genre or setting imaginable ✅ On a budget Download & gift my game WONDER × WORLDS (currently in beta) FREE! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Reposted by Colin Kahl
RP @rpdeshaies.farirpgs.com · 24/12/2025
Well now I have something new I have to read ASAP! I love a good generic system and if this one is recommend by John, I have to check it out.
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Colin Kahl @colinkahl.bsky.social · 24/12/2025
Thank you for the kind words! It’s a long-time passion project and I'm super proud of it. I'm still making tweaks—but I hope to release the final version in 2026 (with a short-fuse crowdfunding campaign early in year)!
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John Rogers @johnrogers.bsky.social · 24/12/2025
Hey #ttrpg folks I don’t know if I’m early or late to this party but the beta of WONDER X WORLDS, a universal system, by @colinkahl.bsky.social is pretty great. And filthily good looking for an indie rpg. wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Colin Kahl @colinkahl.bsky.social · 23/12/2025
Per my holiday tradition of listing my favorite albums of the year, here are my top 40 albums of 2025. As usual, my music taste ranges widely across genres. This year’s compilation represents an eclectic mix of indie rock, electronic, pop and art-pop, alt-R&B, and a bit of Latin. Enjoy!
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Colin Kahl @colinkahl.bsky.social · 20/12/2025
✅ Shopping for a TTRPG fan this holiday season ✅ Want a system that blends the best of new school narrative with old school tactics ✅ Want to play in any genre or setting imaginable ✅ On a budget Download & gift my game WONDER × WORLDS (currently in beta) FREE! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
031
Colin Kahl @colinkahl.bsky.social · 29/11/2025
My brother, Ian Hackett Kahl (who did the music for my game), is an extraordinarily talented musician and electronic music producer. "Everything Within," his first single with the amazing indie label Sound Of A Squint, dropped today. Check it out on Spotify. open.spotify.com/album/1cmuJg...
open.spotify.com
Everything Within
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Reposted by Colin Kahl
Ghoula RPGs @gilarpgs.bsky.social · 06/11/2025
Dice pools, yahtzee, sacrifices for powers, and a diceless cleric class?? Dragon Slayers has all that and more. A truly asymmetrical fantasy TTRPG, available now. gilarpgs.itch.io/dragon-slayers
gilarpgs.itch.io
Dragon Slayers by Gila RPGs
Dragons! Quests! Adventure! Fantasy TTRPG with asymmetrical classes.
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Reposted by Colin Kahl
Ghoula RPGs @gilarpgs.bsky.social · 04/11/2025
🚨 Dragon Slayers is here! 🚨 Go on quests. Get magic items. Slay dragons. Dragon Slayers is a fantasy TTRPG where every class plays with their own set of rules. Grab the PDF today, preorder your printed book, and go slay a dragon. gilarpgs.itch.io/dragon-slayers
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Reposted by Colin Kahl
Fernando Salvaterra @salvaterra.bsky.social · 22/10/2025
I was asked to make this map in a different style than I usually do. Here are some close-up details. WONDER x WORLDS is a universal tabletop roleplaying engine. You can download it for free at: wonderxworlds.itch.io/wonder-worlds #b&wart #cartography #ttrpg
a close-up detail of the map described above, focusing on the baya close-up detail of the map described above, focusing on the deserta close-up detail of the map described above, focusing on the swamp
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Colin Kahl @colinkahl.bsky.social · 23/10/2025
It’s awesome!
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Reposted by Colin Kahl
Fernando Salvaterra @salvaterra.bsky.social · 22/10/2025
Here's the map I did for @colinkahl.bsky.social's WONDER × WORLDS. #ttrpg #cartography #indierpg
a black and white map of an island crossed by a mountain range with a volcano, separating the fields of the island into a swamp, forests and a desert with giant whale bones. a city is nested on a bay.
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 17/10/2025
BIG GAME UPDATE: The Open Beta Playtest Version 2.0 of WONDER × WORLDS is now live and available for FREE download! It features a ton of revisions and refinements based on playtesting. Check it out! wonderxworlds.itch.io/wonder-worlds 1/3
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 18/10/2025
For those new to WONDER × WORLDS, it’s a giant, geeky labor of love 6 years in the making. It’s a universal TTRPG engine, mixing Old School and New School sensibilities, that empowers storytelling in any fantastical world imaginable. And it supports both GM-led and solo play.
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Colin Kahl @colinkahl.bsky.social · 18/10/2025
For those new to WONDER × WORLDS, it’s a giant, geeky labor of love 6 years in the making. It’s a universal TTRPG engine, mixing Old School and New School sensibilities, that empowers storytelling in any fantastical world imaginable. And it supports both GM-led and solo play.
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Reposted by Colin Kahl
Fernando Salvaterra @salvaterra.bsky.social · 17/10/2025
Check this out, a complete and free game on playtesting. I did an island map for this in a style a bit different of what I'm used to.
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Colin Kahl @colinkahl.bsky.social · 17/10/2025
BIG GAME UPDATE: The Open Beta Playtest Version 2.0 of WONDER × WORLDS is now live and available for FREE download! It features a ton of revisions and refinements based on playtesting. Check it out! wonderxworlds.itch.io/wonder-worlds 1/3
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Colin Kahl @colinkahl.bsky.social · 23/08/2025
New devlog posted on WONDER × WORLDS. Leave your suggestions for new Power Moves in the comments! wonderxworlds.itch.io/wonder-world...
wonderxworlds.itch.io
Power Moves Wanted!
Hey everyone, If you've played or even just looked over WONDER × WORLDS, I want your input on Power Moves. Based on additional playtesting, I intend to make a few tweaks and additions (stay tuned!)...
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Colin Kahl @colinkahl.bsky.social · 15/08/2025
One month ago, I released the Open Beta Playtest Version of WONDER × WORLDS: A Roleplaying Game Engine for Limitless Adventure. If you are looking for a cool, universal TTRPG that mixes Old School and New School sensibilities, download it now for FREE! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 12/08/2025
Very cool for @itch.io to feature my new game today! You can download it for FREE. Check it out and let me know what you think!
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Colin Kahl @colinkahl.bsky.social · 12/08/2025
Very cool for @itch.io to feature my new game today! You can download it for FREE. Check it out and let me know what you think!
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Reposted by Colin Kahl
Ghoula RPGs @gilarpgs.bsky.social · 12/08/2025
Check it out @colinkahl.bsky.social!
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Ghoula RPGs @gilarpgs.bsky.social · 11/08/2025
We're reaching the end of the Dragon Slayers campaign! I would love to hit $15k, so any boosts and support are greatly appreciated! (also that Dragon Horde tier is still available, just saying) www.kickstarter.com/projects/the...
kickstarter.com
Dragon Slayers TTRPG
Heroic fantasy roleplaying using the award winning Slayers system. Time to slay a dragon.
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Colin Kahl @colinkahl.bsky.social · 11/08/2025
Check out WONDER × WORLDS. One system. Any genre. Infinite possibilities. Both GM-led and solo play fully supported. FREE to download! wonderxworlds.itch.io/wonder-worlds
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Reposted by Colin Kahl
Wyrd Science Magazine @wyrdscience.bsky.social · 08/08/2025
Hey, hey, hey. We have very very big news. We finally have a new issue on sale right... NOW! We hope it's not our last but that is up in the air so this really is a case where YOU ARE THE HERO but also other very cool non WS stuff mentioned! so check it out...
wyrd.science
Wyrd Science 7! Back from the Dread
Not going to sugarcoat this, we're here to talk - at length- about our new issue here...
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 08/08/2025
Coming out of GenCon playtest sessions, I've uploaded an updated version of the WONDER × WORLDS Open Beta rulebook with a handful of clarifications and corrections. You can download it for FREE via my itch page! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
084
Colin Kahl @colinkahl.bsky.social · 08/08/2025
Coming out of GenCon playtest sessions, I've uploaded an updated version of the WONDER × WORLDS Open Beta rulebook with a handful of clarifications and corrections. You can download it for FREE via my itch page! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
084
Colin Kahl @colinkahl.bsky.social · 03/08/2025
We had a fantastic time playtesting my new TTRPG WONDER × WORLDS at GenCon. Across eight sessions with a very diverse set of players, the reception was overwhelmingly positive! Thanks to all! You can download the game for FREE now! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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Colin Kahl @colinkahl.bsky.social · 02/08/2025
Day Three of GenCon. Stop by to playtest WONDER × WORLDS in the First Exposure Playtest Hall! It’s been a blast so far!
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Colin Kahl @colinkahl.bsky.social · 01/08/2025
Day Two of GenCon. Stop by to playtest WONDER × WORLDS in the First Exposure Playtest Hall!
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Colin Kahl @colinkahl.bsky.social · 31/07/2025
First session went great! Stop by and join the fun!
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Colin Kahl @colinkahl.bsky.social · 31/07/2025
GenCon in Indianapolis kicks off today. Stop by the First Exposure Playtest Hall to play my new tabletop roleplaying game engine WONDER × WORLDS. We're doing 8 playtest sessions across 4 days (see times on the flyer below). You can also download the game for FREE! wonderxworlds.itch.io/wonder-worlds
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Colin Kahl @colinkahl.bsky.social · 30/07/2025
Heading to the airport for GenCon. Stop by and check out WONDER × WORLDS if you’re attending the Con. 👇
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 29/07/2025
If you are going to GenCon this week, stop by the First Exposure Playtest Hall to test drive my new roleplaying game engine WONDER × WORLDS. You can also download the game now for FREE! wonderxworlds.itch.io/wonder-worlds
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Colin Kahl @colinkahl.bsky.social · 29/07/2025
If you are going to GenCon this week, stop by the First Exposure Playtest Hall to test drive my new roleplaying game engine WONDER × WORLDS. You can also download the game now for FREE! wonderxworlds.itch.io/wonder-worlds
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Reposted by Colin Kahl
Ghoula RPGs @gilarpgs.bsky.social · 29/07/2025
DRAGON SLAYERS IS HERE! Just launched on Kickstarter, check out this heroic fantasy TTRPG built using the award winning Slayers system. Each class is built with unique asymmetric rules for combat. Go on quests, be heroes, slay dragons. www.kickstarter.com/projects/the...
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Reposted by Colin Kahl
Colin Kahl @colinkahl.bsky.social · 26/07/2025
GenCon is only a few short days away. Stop by the First Exposure Playtest Hall to take the new roleplaying game engine WONDER × WORLDS for a spin. We’ll be running games all four days. You can also download the game for FREE now! wonderxworlds.itch.io/wonder-worlds
wonderxworlds.itch.io
WONDER × WORLDS by wonderxworlds
A Roleplaying Game Engine for Limitless Adventure
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