Genre: Puzzle, Programming, Indie Publisher: Zachtronics Age: 12+ Description : Opus Magnum is the latest open-ended puzzle game from Zachtronics, the creators of SpaceChem, Infinifactory, TIS-100, and SHENZHEN I/O. Master the intricate, physical machinery of the transmutation engine鈥攖he alchemical engineer's most advanced tool鈥攁nd use it to create vital remedies, precious gemstones, deadly weapons, and more. Minimum System: OS: Windows Vista / 7 / 8 / 10 Processor: 2.0 GHz Memory: 4 GB RAM Graphics: 1366 x 768 DirectX: Version 11 Storage: 600 MB available space NOTES - Orders are processed no later than 1x24 hours. - Game key sent via my item message. For instant delivery, the game key is listed in the purchase history. - Steam gifts are sent via the Steam application. Please include your Steam ID or Steam Trade Offer Link in my item account profile. - For technical matters regarding the game, please refer to the instructions provided by the relevant game service provider. Thank you and happy shopping.