Board Thread:The Flash discussions/@comment-27700324-20180314054422/@comment-1410838-20180319165902

Xandermcc wrote: Seems to be a one time thing Ghost Leader. I'll believe that when The Flash airs its final episode. Until then, I'm not going to rule anything in the Arrowverse out entirely. After all, it was originally stated that Superman would only appear on Supergirl in fleeting glimpses, but we all know how that played out.