Oklahoma City showed off its shooting range in the first round, and it might be unbeatable if it continues to hit from outside. After a Monday night win in Phoenix clinched the Thunder’s spot in the second round of the playoffs, the defending champions are one step closer to their goal of repeating. While there are a number of things to take away from the Thunder’s success in that series, the outside shooting was certainly one of the most encouraging developments. Throughout the four games against Phoenix, the Thunder shot 36.3% from deep on just under 40 attempts per game. Those sorts of numbers, if they hold for the rest of the playoffs, could make the Thunder nearly unbeatable. Lu Dort, Alex Caruso, Jalen Williams, Ajay Mitchell and Chet Holmgren all shot better than the Thunder’s team percentage of 36.3, which is an encouraging sign, given that all but one of those players are typically defense-first players.…