Board Thread:Young Justice News/@comment-3974095-20170209201908/@comment-3974095-20170209220734

I can see how his follow-up to that tweet could suggest that.

However, he said that "there are already LGBT characters in #YoungJustice", and he already stated that they weren't allowed to explicitly portray them as such.

So I'm led to believe Marie is just one of them that they couldn't show.