Limited-edition collection of collectible mechanical puzzles, exclusively curated by Kubiya Games, featuring exceptional creations from some of the world’s most respected puzzle designers and master makers. The Mechanical Masterworks Collection brings together four exceptional puzzles, each representing a different philosophy of mechanical puzzle design. From immersive sequential discovery and precision-engineered metal mechanisms to handcrafted Japanese puzzle artistry, every puzzle in this collection was selected for its originality, craftsmanship, and collector appeal. This is not simply a collection of difficult puzzles. It is a showcase of mechanical creativity and puzzle craftsmanship from makers whose work has become highly respected throughout the mechanical puzzle community. Each puzzle offers a completely different tactile and intellectual experience, rewarding patience, observation, logic, and curiosity. Whether displayed as collectible pieces or explored through hours of hands-on solving, these puzzles are designed to be appreciated for years to come. The Impossible Revenge Lock Puzzle “The Wanderer” Designed by Wil Strijbos - The Netherlands Difficulty Level: 4/5 - Exp