Forsaken Souls

Forsaken Souls is a book of challenging puzzles to test your cognitive skills. It contains 102 unique puzzles, featuring 120+ different mechanics. Each puzzle typically combines three mechanics to be fully solved, creating a unique, challenging experience. Forsaken Souls comes both as a physical book, and an e-book. Each puzzle comes with a validation key you can use to check if your answer is correct, either online or using a calculator.