Actually this could be the reverse cactus, but it definitely looks like an iconic Tetris block.Actually this could be the reverse cactus, but it definitely looks like an iconic Tetris block.
C134 counterclockwise
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y' L F R' F R F2 L' y |  |
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C134 clockwise
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y2 U2 r R2' U' R U' R' U2 R U' M y2 |  |
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