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Former M-1 Challenge Heavyweight Champion Marcin Tybura has signed with the UFC, his current MMA record is 13-1-0. Tybura has spent the majority of his career under the M-1 banner and he does hold a win over Bellator MMA veteran Damian Grabowski. There is no word yet when Tybura will be making his promotional debut, but it should come sometime by this spring.
