He would throw hard throughout the game; but when there was a game situation in the 8th or 9th inning, out would come a fastball like nothing he had thrown all game long

In 1971. I was 12 years old. He took a no-hitter into the seventh. Overpowering. He hit Tommie Agee in the head in opening inning of spring training in 1968. Agee hit .217 with 5 Homer’s and 17 RBIs as a result. Fortunately, he bounced back the next year and was instrumental in leading the Mets to the Championship. Gibson and Drysdale were easily the most intimidating pitchers of their era

Today's ballplayers would wet their pants digging in against him.