Opus Magnum: De Re Metallica
17.03.2026
An independent story set before the events of Opus Magnum, De Re Metallica follows a maverick alchemical researcher named Saverio Daas, who believes he can unlock heretofore unknown metallurgical secrets. Includes new puzzles, glyphs, story, music, and even a new Sigmar's Garden variant!
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Parent game
07.12.2017
Master the intricate, physical machinery of the transmutation engine— the alchemical engineer’s most advanced tool— and use it to create vital remedies, precious gemstones, deadly weapons, and more. Design Machines - Design and build machines that carry out alchemical processes using a variety of components. Open-Ended Puzzles - Compete against your friends and the world to build the simplest, fastest, and most compact solutions. Export animated GIFs to show them off. Steam Workshop - Make and share your own puzzles with full Steam Workshop integration and an easy-to-use puzzle editor. Solitaire Minigame - Take a break with Sigmar’s Garden, an original alchemy-based solitaire game.
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