The Great Work Lead into gold. Worthless into priceless. False fire into a mortal soul. This is the quest of every Promethean, but many roads lead to Mortality. Over the centuries, the Refinements have changed, new ones have been discovered and old ones lost, and secrets too terrible for the mundane world have been buried and covered in lies. The Created cannot afford to let these hoary legends go, however - not when one such legend might lead to completion of the Magnum Opus A chronicle sourcebook for Promethean: The Created The living history of the Created - secrets, oddities and options for players and Storytellers, including new Refinements Detailed discussion of the Pilgrimage and alternate ways to present it in a chronicle A new story in the "Water of Life" chronicle begun in Promethean: The Created, set in the Colorado Rockies Magnum Opus is a 144 page hardcover supplement for Promethean: The Created.