Bump Jing's PyraminxA bumped version of the Halper-Maier-Tetrahedron. The center of the axis system was moved away from the solids center without changing the orientation of the axis.
Bump PyraminxThe concept of the Bump Cube (aka Mirror Blocks) adapated to a Pyraminx.
Bump Tetrahedron 3A Bump Cube/Mirror Blocks modded into a tetrahedron. (Smaller than version 2)
Caution PyramidA custom sticker variant of the Pyraminx depicting several hazard symbols. The symbols are not meant seriously but inside jokes for twistypuzzlers.
Celtic TetrahedronThe first tetrahedron with the axis system of an edge-turning hexahedron.
CheesetrahedronA 3-layer-cheese in shape of a platonic solid. In this case it is a tetrahedron.
Corner PyramidA "Corner Cube" transformed into tetrahedral shape. Oriented differently compared with the "Centre Pyramid"