Siyar Bahadurzada waited a long time to make his UFC debut, but he didn’t take long to make an impact. The first Afghan born fighter in UFC history finished Paulo Thiago, knocking the normally durable Brazilian completely unconscious in the first round of their UFC on FUEL 2 bout. He needed only 42 seconds to close out the fight. After a long feeling out period, Thiago opened an exchange with a wild, slinging overhand right, and Bahadurzada countered with a short right while moving backwards. T…