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tetrisphere rescue level criteria - episode 8
core area
layers
square
horiz I
vert I
L
Z
T
8-1
2x2
4
8-2
2x2
4
8-3
2x2
4
8-4
2x2
4
8-5
3x3
4
8-6
3x3
4
8-7
3x3
4
8-8
3x3
4
8-9
3x3
4
8-10
4x4
4
main
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