Marcin Kowalczyk
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Marcin Kowalczyk is a Polish speedcuber specializing in blindfolded cubing.
Marcin set the multi-blind world record of 23/25 in July, 2012, at Silesia Open 2012.
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Marcin Kowalczyk is a Polish speedcuber specializing in blindfolded cubing.
Marcin set the multi-blind world record of 23/25 in July, 2012, at Silesia Open 2012.