B Heptomino B Heptomino Single B-heptomino
Twin B-heptomino
Switch engine Single Switch Engine
Double Switch Engine
Multiple Switch Engine
T Tetromino T Tetromino Schick Engine
Orthogonal Spaceships 9P4H2V0.1 Variants
59P4H2V0 based 59P4H2V0.1 59P4H2V0 based
74P2H1V0 based 74P2H1V0.1 74P2H1V0 based
c/3 based c/3 based
Others