Category Archives: Mysterium

Enter Chapel Perilous

The most significant change in the revised and expanded version of Mysterium (if you have bought the game, check your drivethru library for the new files!) is that made to the rules for mental stress. Instead of the five meters … Continue reading

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Mysterium Weird Fiction Roleplaying – Revised edition

So, in December I was thinking about converting the Mysterium material to good old Call of Cthulhu to reach more gamers. But, in the end I didn’t, partly because I’m not sure the Mysterium campaign frames would fit the expectations … Continue reading

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The future of Mysterium Weird Fiction Roleplaying

Roughly a year ago, I published Mysterium Weird Fiction Roleplaying. It started as a couple of campaigns played at home, for which I cobbled together a system from pieces of games I liked, the frankenstein school of game design. I … Continue reading

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Flow your tears, strange Angel

Further notes on the Angel Tears scenario from Mysterium Weird Fiction Roleplaying. Substance A The tear fluid extracted from the so-called “angel” creature is diluted and administered as eye drops. As a drug, Substance A can be considered a psychedelic. … Continue reading

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Additional rules for Mysterium Weird Fiction Roleplaying

When is a roleplaying game actually finished? Here are some rules that I realized I wanted to include only after having released the game into the wild. Sleep deprivation In addition to what is said on p. 34: The first … Continue reading

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Mysterium Weird Fiction Roleplaying available in digital and print

Here it is then, the full game: https://www.drivethrurpg.com/product/397654/Mysterium-Weird-Fiction-Roleplaying The major change from the previous beta version is that there are four new scenarios (for a total of six) with rules for different weird and paranormal phenomena, powers and beings. The … Continue reading

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Mysterium: What is “the weird”?

When I began writing Mysterium Weird Fiction Roleplaying I had to think about what I meant with “Weird Fiction” in this particular context. The text below is my attempt at an answer. Of course, the list of suggested media elaborates … Continue reading

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Mysterium suggested media

One thing I like to find in roleplaying games is a section about fact and fiction that has inspired the authors, such as the Appendix N in the 1st edition AD&D DMG. Here is the list of inspiration and suggested … Continue reading

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Mysterium Weird Fiction Roleplaying

So, I wanted to run some campaigns inspired by contemporary weird fiction. There are many excellent games that I could have used for this, but most of them are centered on HP Lovecraft and the Cthulhu Mythos and even though … Continue reading

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