Where Marcia has done some cluster analysis of 38? different DnD/OSR and adjacent rulesets https://traversefantasy.blogspot.com/2022/12/osr-rules-families.html?sc=1672107121255#c653162380926675610
![](https://i0.wp.com/i.imgur.com/Klwwhoi.png?w=525&ssl=1)
Remarkable, Incredible and Amazing nerdiness
Where Marcia has done some cluster analysis of 38? different DnD/OSR and adjacent rulesets https://traversefantasy.blogspot.com/2022/12/osr-rules-families.html?sc=1672107121255#c653162380926675610