John Coffey arrives on E Block and his height and build are shocking to everyone else. "... he stood six feet, eight inches tall. He wasn't all willowy like the TV basketball fellows, though - he was broad in the shoulders and deep through the chest, laced over with muscle in every direction" (10-11).
Percy Wetmore kills Mr. Jingles, the pet mouse of one of the inmates. "Percy brought the sole of one hard black workshoe down on it. There was a audible snap as Mr. Jingles back broke, and blood gushed from his mouth" (245).
John Coffey resurrects Mr Jingles. This lets everyone in E Block know that he has powers. "He bent down, put his cupped hands on the floor, peeked through his fingers, then opened them. Mr. Jingles, absolutely all right - not a single twist to his backbone, not a single lump poking at his hide - ran out." (266).
John Coffey blows the illness he sucked out of Melinda Moores into Percy, driving him insane. "For an instant their lis came apart a little, and I saw the black, swirling tide that was flowing out of John Coffey and into Percy Wetmore.
Percy shoots kills Wild Bill Wharton in his sleep due to the insanity endowed on him by John Coffey. " Before we knew what was happening, Percy drew his gun, stepped to the bars of Wharton's cell, and emptied all six shots into the sleeping man. Just bam-bam-bam, bam-bam-bam" (450).
John Coffey is executed despite Paul knowing of his innocence.