Book excerpt: An introduction to computer role-playing games -- Origins -- The dark age -- The bronze age -- The silver age -- The birth of the golden age -- SSI's golden age -- Origin's golden age -- The golden age of Sir-Tech, New World Computing, and Sierra -- Early Japanese role-playing games -- Dungeon master and the rise of real-time 3D -- Other games of the golden age -- The epic fails -- The platinum age -- Diablo and the rise of action RPGs -- Fallout and Baldur's gate -- Other treasures of the platinum age -- The birth of the modern age -- Modern JRPGs -- The rise of the MMORPG -- The late modern age -- The renaissance, Kickstarted -- The road ever ventures forth -- Surprise encounter -- Appendix I : the CRPG bestiary of the extraordinary and the obscure.