TetraxisA Toru in shape of a tetrahedron.
Think Puzzles PyraminxA Pyramorphix which package does not mention this name. A high quality 2x2x2 production by Mefferts.
TIRaminxA Pyraminx with crystalic pieces and internal stickers shown due to total internal reflection
TriangularityA face- corner- and edge turning tetrahedron with a super sticker scheme.
TriangulumA Starminx in shape of a tetrahedron. It was designed from scratch.
TribulusMorphixA puzzle in shape of the Tribulus but made from a Mastermorphix aka 3x3x3.
UltramorphixA 5x5x5 modified into a truly tetrahedral shape.
Vladi's Time GateA tetrahedral version of the Time Machine. Every face has circles with nine segments.