ESPN Stats & Info noted the rarity of such an achievement:
There have rarely been more perfect games in baseball history.
His first home run of the day was a grand slam in the third inning:
This helped the 27-year-old also finish with 10 RBI in what became a 13-1 victory for the Reds. Bob Nightengale of USA Today discussed how impressive that showing was:
Although this performance would be impressive for anyone, the fact Gennett entered the day with just three home runs on the season makes this even more surprising. The former Milwaukee Brewers player had just 38 homers in his career.
Keith Law of ESPN discussed the overall surprise:
At least he did bring his average up to .302 in the 5-for-5 game.
The reaction from around the internet showcased the surprise from this performance:
The numbers surrounding the performance were also incredible:
Mo Egger of ESPN 1530 also provided what will likely be the lasting impact:
Fewer than 20,000 were actually at the game, per ESPN.com, but this will be a game many will remember.