How do I explain D&D's rules, but you can do whatever you want, to new players?
58176
How can I explain how to play D&D to new players without them falling asleep from boredom?
7800
What is the purpose of old-school D&D class level limitations?
74256
How do I let the world know about my role-playing system?
2467
Can someone explain what the "Proficiency Bonus" is in D&D 5e/Next exactly?
131553
Can I use existing game mechanics in my own designs?
127782
How to deal with a player who refuses to learn the description of their spells and abilities?
96840
Where can I learn the meanings of RPG terminology?
83674
How do I encourage new players to be more descriptive in their actions and intents?
63826
Can the DM force player vs. player social checks?
33146
How to implement dual-classing in a non-levelled RPG game?
70544
Drawing and sheathing a weapon in 5e, and the actions required
130326
Remind players of critical information that would be obvious to the characters?
111120
How should my game characters store their abilities/spells?
94908
Rules when using a Joker
36086
Does the OGL let me write D&D 5e compatible rulebooks legally?
86700
Are there rules for called shots in D&D 4e?
18412
How do I get my players to form a PC party without just forcing them to?