, the No. 2 pick in Major League Baseball's 2017 draft, made his big-league debut on Sunday for the . His first a signment was a tough one, as he was tasked with facing the defending World Series champion .Greene, , required 92 pitches to get through five innings. He surrendered three runs on four Dakota Hudson Jersey hits (two of them home runs) and three walks. He struck out seven of the 21 batters he Lou Brock Jersey faced, and generated 14 whiffs on 41 swings overall. Hunter Greene 1st MLB K Rob Friedman (@PitchingNinja) Greene has been best known for his elite arm strength. One rival talent evaluator quipped to CBS Sports last week that 100 mph for Greene is akin to 95 mph for the average pitcher. Sure enough, his heater averaged 99.7 mph on Sunday, according to Statcast's measurement. Predictably, his fastball was his primary pitch, accounting for more than 60 percent of his overall offerings. Hunter Greene, White Castle Special. Rob Friedman (@PitchingNinja) Of Greene's Brett Cecil Jersey two secondaries, his slider showed greater effectivene s, as he coerced five empty swings on 11 attempts. His changeup, Ken Boyer Jersey conversely, registered just one whiff on five swings. Greene threw 23 sliders and 13 changeups on the afternoon.The Reds were able to provide Greene with an early lead, as Braves right-hander failed to get through three innings. , , , , and all drove in runs for the Reds. Greene won't be the only hyped Reds pitching prospect to debut over the course of the season's first week. Left-hander , the 20th best prospect entering the spring in CBS Sports' estimation, will make his debut on Wednesday against the . Greene Andrew Miller Jersey is slated to take the mound again next weekend vs. the .