Barry and the team are hit by a string of bad luck and realize it is the handiwork of a new meta, Becky nicknamed Hazard, who has the ability to give others bad luck, while cashing in the benefits for herself. Meanwhile, Harry Wells returns to Earth-1 to give Wally a message from Jesse.
The Flash Season Number: 4 Episode Number: 3 Episode Title: Luck Be a Lady Air Date: 2017-10-24