This category collects two classic tetrahedral twist puzzles: Pyraminx and Mastermorphix.

Pyraminx is a four-sided triangular pyramid puzzle with simple turning mechanics and low difficulty, ideal for beginners to get started with special-shaped cubes.

Mastermorphix shares a pyramid outer shape but adopts 3x3 cube internal solving logic, bringing far more complex permutation challenges for advanced cubers and puzzle collectors.

These unique pyramid-style puzzles offer distinctive solving fun different from standard cubic cubes, perfect for collection, casual play and brain training.