User blog comment:Starcitiesfinest4/My Flash Season 4/@comment-27700324-20170528172851/@comment-28545908-20170530033842

I think Tina did too also he could be from the past and if he got out of the speedforce it could be from the help of mercury labs so he chooses max mecury as his alter ego. It would make some sense as he had multiple names in the comics and would be a cool way to do it.