The Aeternus Aenigma - Series Monochromatica 15OFF These seconds are perfectly fine

These seconds are perfectly fine tetrahedrons in packaging that may be imperfect or in a different style

For the collector who wants every chapter of the CMY story on their shelf

Enjoy learning and exploring geometry at an unbeatable value

It is elegantly designed and its beautiful monochrome effect represents the mystery and power of stillness

The Aeternus Aenigma - Series Monochromatica 15OFF These seconds are perfectly fineNEW 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.