“Sadly, we did not.
Back in season 8, episode 15, Wallace planted the seeds for the villain.
“That was us setting up the middle graphic novel villain for season 9.

Grant Gustin on ‘The Flash’.The CW
Sadly, that doesn’t get resolved anymore because the whole storyline had to be cut.”
But Wallace intended to expand Khione’s origin story even further.
“So the whole first half got thrown out.

Danielle Nicolet as Cecile Horton , Jon Cor as Mark, Danielle Panabaker as Khione, Kayla Compton as Allegra Garcia, Brandon McKnight as Chester P. Runk and Grant Gustin as Barry Allen on ‘The Flash’.Bettina Strauss/The CW
It was supposed to start with who comes out of that crystal coffin, right?
We had to change so many things.
“Back in season 8, we set upThe Blackest Nightstoryline with Deathstorm,” Wallace says.
What that would have allowed me to do is bring back characters that are dead.”
Wallace intended on bringing characters together fromThe FlashandSuperman & Lois, as well asTitansandDC’s Stargirl.
Another massive graphic novel Wallace wanted to take on isThe Forever War.
It has to do with Barry and Iris because eternity is falling apart and forever is getting taken away.
“The timing just couldn’t have been worse,” he says.
“How cool would that have been?”