Speed Force
Due to Professor Zoom's , Johnny Quick is later seen by his daughter, Jesse and her husband, the current Hourman begging Barry Allen to spare Jesse's life. It's then revealed that Professor Zoom altered the Speed Force and Barry to make the Silver Age Flash "shift in reverse", and cursed to kill every Speed Force user with a single touch. Zoom forces Johnny into touching Barry, making the former decay and crumble to dust in mere seconds. His daughter Jesse taking the mantle of Johnny's costume with Wally West uses his connection to the Speed Force to rejuvenate the speedsters and, in the process, repair Jesse's suits.