From publisher blurb: Index Card RPG has slowly built a die-hard following of DIY RPG creators and players over the past 5 years. Until now, it has been found in 3 hardcopy books and numerous PDF's published by Runehammer. This newest edition, the MASTER EDITION, combines ICRPG's numerous worlds, streamlined D20 rules and critically acclaimed GM know-how all in one PDF, all revised and updated with its latest playtest data, magic system, LOOT tables and so much more. 400 pages of DIY goodness: a D20 system YOU command All 5 main ICRPG worlds: Fantasy, Sci-Fi, Weird West, Superheroes and Ice Age Newly rebuilt advanced magic system Huge monster listing Collection of d100 LOOT tables and content creation tables Includes FREE 150 page ADVENTURES supplement: all previously published adventures in one Includes portrait and landscape character sheets