The Aeternus Aenigma - Series MonochromaticaNEW LIMITED RUN. WILL LIKELY SELL OUT. This NEW lenticular monochrome edition of the Aeternus Aenigma removes colour entirely, creating a sharper and more demanding puzzle built on contrast, structure, and perception. Unlike traditional puzzles with a single visual outcome, every piece in the Aeternus Aenigma Series Monochromatica contains four distinct monochrome states that shift and transform as the puzzle is rotated.