Board Thread:Supergirl discussions/@comment-9346948-20161129012248/@comment-27700324-20161204004521

Steven Bomb 17 wrote: With the crossover having just aired I think we found out a reason for the Medusa virus It is a reference to when the Dominators tried to wipe out the Meta population with a deadly virus and they were stopped by a Justice League squadron led by Jonn Jon'zz.