Will Lena Luthor finally learn the truth about the Girl of Steel duringSupergirls season finale? Will Lena be forced to make a choice on which side she falls by seasons end? EW turned to McGrath to find out. Credit: Robert Falconer/The CW ENTERTAINMENT WEEKLY: Lena has come dangerously close to learning the truth about Supergirls identity. Will that come to fruition during the finale?KATIE MCGRATH:I kind of hope you dont....

Could there be a version of Kara Danvers on Earth-1? Thats the looming question following the big crossover betweenThe Flash, Arrow, DCs Legends of TomorrowandSupergirl. However, the powers that be behind the Berlanti-verse havent ruled out introducing Power Girl. Credit: Diyah Pera/The CW In the comics, Power Girl (a.k.a. Kara Zor-L) is the cousin of Superman, but from an alternate universe specifically Earth-2. Alas, it was more a sly nod to the fact that Routh previously portrayed Superman....

For all things Comic-Con 2017, visit our all-encompassingEW Comic-Conpage. Supergirlis stocking up on new faces for season 3. A pacifist religious leader on Mars, Myrn pushes his son in unexpected ways. Lumbly actually voiced the Martian Manhunter on the Justice League animated series. Now where we pick up in season 3, the scale is leaning very heavily on Supergirl. I think thats how shes dealing with this grief of sending her boyfriend into a chasm in space....

Warning: This story contains major spoilers from Monday’s episode ofSupergirl. Read at your own risk! The Danvers family reunion didnotgo well during Monday’s episode ofSupergirl. Credit: Cate Cameron/The CW But could Jeremiah ultimately have good intentions? What’s really going on? How long is Jeremiah sticking around? Good luck trying to pull one over on him." How will Alex handle her father’s betrayal? (Read: Alex’s interrogation methods led to producers going several rounds with Standards and Practices....

I dont think so, Berlanti said as to whether this change would be noticeably felt. For my perspective, Id say we will use her as much as we can. For fans worried this may spell the end of the Sanvers relationship, Berlanti played coy. Dean Buscher/The CW Its obviously been a really successful element of the show. We love telling the stories. Still, Berlanti recognized that this is the nature of the business....

But just because they are aligned now doesnt mean Cadmus has stopped hating aliens. In fact, the Daxamites wont be Karas only threat asSupergirlheads into its second season finale. Theres multiple showdowns coming up, executive producer Andrew Kreisberg tells EW. Credit: Robert Falconer/The CW These are some of our biggest episodes weve ever done. The finale is probably the biggest episode weve ever done, Kreisberg continues. Were really excited about it....

Weve never really seen the big bad become the big bad, executive producer Andrew Kreisberg says. The journey that Reign takes this season is watching her realize her heritage and see how it manifests. Considering shes a Worldkiller, she probably wont take it well! Bettina Strauss/The CW Read our full interview with Kreisberg below. So the one thing that shes great at is being Supergirl. What can you tease of the Mon-El story line?...

National City is getting a new groundbreaking superhero! Shes the superhero we need right now. Although these two arent the same character, EW has confirmed that Nia is Nuras ancestor. This is the second bit of history-making news to come out of the Arrowverse this week. Because its such an important issue right now in our society and in the world. And so it seems only fitting that we have a trans superhero for trans kids to look up to....

The ensuing battle is brutal and one of the best fight scenes the show has ever produced. And then she immediately collapsed in the fountain from exhaustion as Alex came running up to her. Supergirl and Superman search through the Fortress database and discover the sacred trial by combat. Credit: Bettina Strauss/The CW So, Supergirl, stepping up as Earths champion, challenges Rhea to a duel. I love the fact that Superman is letting Supergirl lead the way....

Did you self-medicate with booze? Large-scale city repair and high-speed bullets to the chest? If you chose the last option, then congrats, youre grieving the Supergirl way. Credit: Dean Buscher/The CW But its just a beautiful fantasy; her joyless reality is keeping National City safe. Then, when Alex invites her to the tasting for the wedding reception, Kara blows it off. Let me repeat: Kara. When Alex objects, Jonn assures her that her unrelenting seriousness is one of her best qualities....

Is Lena’s ex a murderer? Shall we dive in? Kara, who is clearly not concerned by Lenas inconsistent accent, agrees to accompany her. Credit: Diyah Pera/The CW When they arrive at the conference, Kara runs into Snapper and exchanges some barbs with him. Both of them are still bitter about the whole Cadmus blog post thing. The meeting is cut short when a swarm of nanobots attack the car, causing it to explode....

Kara and Maggie team up to find a kidnapped Alex. Alex is the strongest episode ofSupergirls very uneven second season. This shouldnt come as a surprise given the episodes title. Credit: Dean Buscher/The CW The hour opens with Maggie patiently talking to a criminal during a hostage crisis. Maggie lets Kara know as much later that night, when they all gather at Alexs apartment for dinner. Eventually, the dinner becomes too tense, and Kara abruptly leaves....

James finds a new way to be heroic. Im honestly surprised by how much I enjoyed City of Lost Children. The episodes disparate story lines ended up coming together in ways that made sense emotionally and fit the plot. Credit: Dean Buscher/The CW James offers to help, but Jonn shuts him down. James heads to her home, but instead of finding her, he finds her son, Marcus. (I was surprised by how endearing their scenes together were....