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Bermuda 3.5A solid with six sides of which three are twistable.
Bermuda HexThree intersecting circles with irregular centers.
Bermuda SkewbA shape variation of a "Bermuda ZongZi" or also known as "Bermuda Tetrahedron"

Bermuda ZongZiAlso called Bermuda Tetrahedron
BiCopterTwo intersecting circles form a 2D equivalent of two edges of a curvy copter.
BiCopter Ban1/Ban2An unbandaged BiCopter or a bandaged Puzzler.

BiRaptorThe Lotica with two additional piece types.
BiRexThe Lotica with two additional piece types and one piece type removed.
Broken Window Cube (aka Windmill 2x2x2)For this puzzle a 2x2x2 was twisted inside its solid around one of the turning axes.

CalendulaThree circles intersecting each other like the Arusloky.
Calendula VFour circles intersecting each other like the Arusloky.
Capsule CubeAn elongated rhombicuboctahedron. Or a shape variant of the extended-only 3x3x5.

Celtic OctahedronThe Aurora Octahedron with deeper cuts and therefore more piece types.
Circuloid V1The Lotica reimplemented but with a central piece.
Circuloid V3A deeper cut version of the Circuloid V2


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