Dungeons and Dragons Softcover Reprint of Rules Cyclopedia. This is a softcover reprint of the original Rules Cyclopedia. A grand compilation of all the BECMI Rulebooks! From the original box sets; Basic, Expert, Companion and Master! Run some old school B, X, CM, M, DDA or O series adventure modules, the Hollow World Campaign, the Gazateer series, or any of the plethora of materials produced for use under the BECMI ruleset! All your modules, books, and magazines are shipped in archival quality acid-free storage bags! Thank you for visiting treasuredhobbies. Be sure to check out our store for more amazing Dungeons and Dragons treasures!