Interchangeable Shapes
From Hard Drop Tetris Wiki
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This is a list of known shapes that have interchangeable pieces, allowing for flexibility in building setups.
Dimension format is: Width x Height
2 Piece Setups
LJ Horizontal Arm |
LJ Vertical Arm |
JT and LT |
JT and LT |
JT and LT |
Chiptooth/Hearts
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3 Piece Setups
3x4 Boxes
JOL and LOJ |
JJO, LLO, OJJ, and OLL |
JZJ and LSL |
, , JSL, and LZJ |
TTJ and TTL |
IOO and OOI |
4x3 Boxes
OLJ and LJO |
OJJ and OLL |
JZJ and LSL |
JZL and LSJ |
TTJ and TTL |
IOO and OOI |
LJO Spiral
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Shifted Box
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IJL H
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OSZ Ball
ZOS, SOZ, SZO and OSZ |
OSZ Stairs
OZS and OSZ |
SZO and ZSO |
LSZ Stairs
JZS and LSZ |
ISZ Trapezoid
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4 Piece Setups
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4x4 Boxes
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Mushroom
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5 Piece Setups
Most setups this size or larger are highly redundant.
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6 Piece Setups
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Grace System
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