<P> When Thawne reappears , he murders the revived Johnny Quick , before proceeding to trap Barry and the revived Max Mercury inside the negative Speed Force . Thawne then attempts to kill Wally West 's children through their connection to the Speed Force in front of Linda Park - West , only to be stopped by Jay Garrick and Bart Allen . Thawne defeats Jay and prepares to kill Bart , but Barry , Max , Wally , Jesse Quick , and Impulse arrive to prevent the villain from doing so . In the ensuing fight , Thawne reveals that he is responsible for every tragedy that has occurred in Barry 's life , including the death of his mother . Thawne then decides to destroy everything the Flash holds dear by killing Barry 's wife , Iris , before they even met . </P>
who kills barry 's mom in the flash
Thawne