Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808B_0399r.jpg -- Pictured (L-R): Osric Chau as Ryan Choi, Caity Lotz as Sara Lance/White Canary, Ruby Rose as Kate Kane/Batwoman, Grant Gustin as The Flash, David Harewood as Hank Henshaw/J\'onn J\'onzz, Jon Cryer as Lex Luthor and Melissa Benoist as Kara/Supergirl -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Tyler Hoechlin and Grant Gustin, Supergirl

Ruby Rose, Supergirl

Ruby Rose, Tyler Hoechlin, and Brandon Routh, Supergirl

Grant Gustin, Melissa Benoist, Tyler Hoechlin, Ruby Rose, and Brandon Routh, Supergirl

Stephen Amell, Supergirl

Ruby Rose, Brandon Routh, Grant Gustin, and Melissa Benoist, Supergirl

Melissa Benoist, Brandon Routh, Stephen Amell, Ruby Rose, Chyler Leigh, Grant Gustin, David Harewood, Jesse Rath, Audrey Marie Anderson, Katherine McNamara, Caity Lotz, Tyler Hoechlin, and Elizabeth Tulloch, Supergirl

Grant Gustin, Audrey Marie Anderson, Caity Lotz, and Brandon Routh, Supergirl

Stephen Amell and Tyler Hoechlin, Supergirl

Ruby Rose and Brand Routh, Supergirl

Elizabeth Tulloch, Tyler Hoecklin, and Ruby Rose, Supergirl

Stephen Amell and Katherine McNamara, Supergirl

Chyler Leigh, Melissa Benoist, Elizabeth Tulloch, Tyler Hoechlin, Ruby Rose, Audrey Marie Anderson, Stephen Amell, and Kat McNamara, Supergirl

Chyler Leigh, Melissa Benoist, Elizabeth Tulloch, Tyler Hoechlin, and Ruby Rose, Supergirl

Chyler Leigh, Jesse Rath, and Melissa Benoist, Supergirl

Chyler Leigh and Melissa Benoist, Supergirl

Tyler Hoechlin and Elizabeth Tulloch, Supergirl

Chyler Leigh and Katie McGrath, Supergirl

Tom Welling, Crisis on Infinite Earths

Tyler Hoechlin, Candice Patton, and Elizabeth Tulloch, Crisis on Infinite Earths

Ruby Rose, Crisis on Infinite Earths

Kevin Conroy, Crisis on Infinite Earths

Brandon Routh, Crisis on Infinite Earths

Brandon Routh, Crisis on Infinite Earths

Candice Patton and Elizabeth Tulloch, Crisis on Infinite Earths

Brandon Routh, Crisis on Infinite Earths

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0100r.jpg -- Pictured (L-R): David Harewood as Hank Henshaw/J\'onn J\'onzz and Caity Lotz as Sara Lance/White Canary -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0125r.jpg -- Pictured (L-R): Jon Cryer as Lex Luthor, Melissa Benoist as Kara/Supergirl, Osric Chau as Ryan Choi, Ruby Rose as Kate Kane/Batwoman, Grant Gustin as The Flash, David Harewood as Hank Henshaw/J\'onn J\'onzz and Caity Lotz as Sara Lance/White Canary -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0141r.jpg -- Pictured (L-R): Osric Chau as Ryan Choi, Ruby Rose as Kate Kane/Batwoman, Melissa Benoist as Kara/Supergirl and David Harewood as Hank Henshaw/J\'onn J\'onzz -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0177r.jpg -- Pictured (L-R): Melissa Benoist as Kara/Supergirl, Jon Cryer as Lex Luthor, Osric Chau as Ryan Choi and Ruby Rose as Kate Kane/Batwoman -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0180r.jpg -- Pictured (L-R): David Harewood as Hank Henshaw/J\'onn J\'onzz, Caity Lotz as Sara Lance/White Canary and Grant Gustin as The Flash -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0195r.jpg -- Pictured (L-R): David Harewood as Hank Henshaw/J\'onn J\'onzz, Grant Gustin as The Flash, Melissa Benoist as Kara/Supergirl, Jon Cryer as Lex Luthor, Osric Chau as Ryan Choi and Ruby Rose as Kate Kane/Batwoman -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0236r.jpg -- Pictured: Ruby Rose as Kate Kane/Batwoman -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808A_0421r.jpg -- Pictured (L-R): LaMonica Garrett as The Anti-Monitor -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808B_0033r.jpg -- Pictured: Osric Chau as Ryan Choi -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808B_0053r.jpg -- Pictured (L-R): Jon Cryer as Lex Luthor and Osric Chau as Ryan Choi -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808B_0121r.jpg -- Pictured (L-R): Caity Lotz as Sara Lance/White Canary, Ruby Rose as Kate Kane/Batwoman, David Harewood as Hank Henshaw/J\'onn J\'onzz and Melissa Benoist as Kara/Supergirl -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808B_0131r.jpg -- Pictured (L-R): Caity Lotz as Sara Lance/White Canary and Ruby Rose as Kate Kane/Batwoman -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808B_0163r.jpg -- Pictured (L-R): David Harewood as Hank Henshaw/J\'onn J\'onzz and Melissa Benoist as Kara/Supergirl -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

Arrow -- "Crisis on Infinite Earths: Part Four" -- Image Number: AR808B_0200r.jpg -- Pictured: Grant Gustin as The Flash -- Photo: Dean Buscher/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.