Her exit surprised many people, especially given the historical significance of the show.
As Batwoman/Kate Kane, Rose was leading the first superhero show headlined by an openly gay character.
“As cliche as it sounds, [she had] the X-factor,“Dries said.

Credit: Dean Buscher/The CW
“I came out at 12?
I didn’t change.
I wish we would all support each other and our journeys.”

Carter Smith for EW
Her Arrowverse peers were also excited to have her join their world.
I think people are really going to appreciate it when [they see it].”
January 2019
In the wake of the crossover, the CW gaveBatwomana pilot pickup order.

Carlos Serrao for EW
May 2019
The connection officiallyorderedBatwomanto series, with Rose in the lead role.
But I’ve also gotten backlash.
And that’s when you realize you have to keep up with the terminology.

Dean Buscher/The CW
She continued: “My initial response was ‘Pfft!’
And then I was like, ‘Wait.
Let me just figure this one out.
That’s when I sort of said, ‘I’m a woman that identifies as a woman.
I’m not trans.
Maybe I need to make up another term, one that doesn’t step on any toes.
July 2019
Production began on the first season ofBatwoman.
Playing Kate Kane also gave her an opportunity to flex new acting muscles.
She has a really heavy heart for a lot of very valid reasons,” Rose said.
“I broke my neck, basically, on the show,” she toldJimmy Fallon onThe Tonight Show.
It just radiates into these places because of nerve endings.'”
October 2019
Batwomanpremiered Oct. 6.
Two weeks later, the CW gave it a full season order, bumping the episode count to 22.
Batwomanis expected to return in January on the CW.