A better taxonomy of the various editions and rule sets for D&D would be helpful in finding games. Here is one possible way to clean this up and group the version to make them easier to find: Original D&D (White Box, 0e) Holmes Basic D&D D&D Basic/Expert D&D BECMI & Rules Cyclopedia Advanced D&D 1st Edition & 2e D&D 3e & 3.5 D&D 4e D&D 5e Another option is: Original D&D (White Box, 0e & Holmes) Classic D&D (Basic/Expert, BECMI & Rules Cyclopedia) Advanced D&D 1st Edition & 2e D&D 3e & 3.5 D&D 4e D&D 5e