There is not only one path up the mountain of sports greatness. While most athletes climb it through setting records, accumulating numbers, earning awards, and winning championships, others scale it through creating unforgettable moments and being unique “unicorn”-type players whom fans have never seen before and whom we realize we may never see again. Dikembe Mutombo, the Hall of Fame NBA center who died on Sept. 30 at 58, was in the latter category — though he was not without his own set of awards and impressive statistical achievements.