Board Thread:Supergirl discussions/@comment-9346948-20161129012248/@comment-27700324-20161129193821

I recently found that in the Invasion storyline, the Dominators unleashed a virus to kill meta-humans. Martian Manhunter stopped this plan with the help of alien heroes on the Justice League. This is basically the exact plot of this episode of Supergirl, except the virus affects aliens.