KristallThe Tetraminx produced in Riga during the soviet era.
Kristals-MA tetraminx with russian origin with a special spiky shape.
Krystian's TwistA subset of the Big Chop in shape of the tridiminished icosahedron.
Lighthouse CubeA Pyraminx truncated into the shape of what could have been a pyramid with hexagonal base.
Master TetraminxA puzzle shaped like truncated tetrahedron with 8 possible rotations.
Octagon/CubeCross between Rubik's Cube and an Octagon. Can be made easily by exchanging pieces between a cube and an octagon.
PentaJumbleA jumbling-only puzzle with a weird axis system and a somewhat regular shape.
Quirky Gem IA reinvented Pentajumble but with different cuts.