I need a probability calculation script that works with various dice and dice pool sizes, that accounts for a mechanic that allows you to reroll up to X dice that are failures, but ONLY once per die. ...
Background: Our group does D&D 3.5/4e one week, and a different system the other week (we've done GURPS and Serenity, and I'm going to be running Mutants and Masterminds 3rd edition). I've ...
I run a lot of games/write systems set in specific historical/cultural contexts, because I like rpgs as a way to explore them and think they provide a great sense of place. However, I tend not to ...
I am writing a guide on how to write a free RPG on my blog. The guide has a series of techniques and tips from inspiration to playtest. I have been writing an RPG as I go along as an example of using ...
It seems like a lot of roleplaying games have no problems with players playing antisocial characters who can't really be part of the team. I've been part of groups (in D&D) with both a noble ...
I like to master (and play) in a world I can believe (even fantastic ones). This question comes from D&D3.5 but applies to every game where reality collides with things you can't (usually) do. So ...