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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_0144b.jpg -- Pictured (L-R): Jon Cryer as Lex Luthor and Katie McGrath as Lena Luthor -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_0213b.jpg -- Pictured: Jon Cryer as Lex Luthor -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_0248b.jpg -- Pictured: Andrea Brooks as Eve Tessmacher/Hope -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_0260b.jpg -- Pictured (L-R): Jon Cryer as Lex Luthor and Andrea Brooks as Eve Tessmacher/Hope -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_0268b.jpg -- Pictured: Andrea Brooks as Eve Tessmacher/Hope -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_0418b.jpg -- Pictured (L-R): Jon Cryer as Lex Luthor and Brenda Strong as Lillian Luthor -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_0442b.jpg -- Pictured: Brenda Strong as Lillian Luthor -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0002b.jpg -- Pictured (L-R): Jesse Rath as Brainiac-5, David Harewood as Hank Henshaw/J'onn J'onzz and Chyler Leigh as Alex Danvers -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0020b.jpg -- Pictured (L-R): David Harewood as Hank Henshaw/J'onn J'onzz and Chyler Leigh as Alex Danvers -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0023b.jpg -- Pictured (L-R): David Harewood as Hank Henshaw/J'onn J'onzz and Chyler Leigh as Alex Danvers -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0048b.jpg -- Pictured: David Harewood as Hank Henshaw/J'onn J'onzz -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0070b.jpg -- Pictured: Chyler Leigh as Alex Danvers -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0089b.jpg -- Pictured: Sharon Leal as M'gann M'orzz -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0095b.jpg -- Pictured (L-R): Sharon Leal as M'gann M'orzz and David Harewood as Hank Henshaw/J'onn J'onzz -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0142b.jpg -- Pictured (L-R): Jesse Rath as Brainiac-5, David Harewood as Hank Henshaw/J'onn J'onzz and Chyler Leigh as Alex Danvers -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0197b.jpg -- Pictured: Katie McGrath as Lena Luthor -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0235b.jpg -- Pictured: Melissa Benoist as Kara/Supergirl -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0301b.jpg -- Pictured (L-R): Jon Cryer as Lex Luthor and Katie McGrath as Lena Luthor -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_0334b.jpg -- Pictured (L-R): Katie McGrath as Lena Luthor and Jon Cryer as Lex Luthor -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_BTS_0466b.jpg -- Pictured (L-R): Behind the scenes with Jon Cryer and Melissa Benoist -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517a_BTS_0486b.jpg -- Pictured (L-R): Behind the scenes with Melissa Benoist and Jon Cryer -- Photo: Kailey Schwerman/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_BTS_0356b.jpg -- Pictured (L-R): Behind the scenes with David Harewood and Melissa Benoist -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_BTS_0365b.jpg -- Pictured (L-R): Behind the scenes with David Harewood and Melissa Benoist -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_BTS_0390b.jpg -- Pictured: Behind the scenes with Melissa Benoist -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_BTS_0393b.jpg -- Pictured: Behind the scenes with Melissa Benoist -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.

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Supergirl -- "Deus Lex Machina" -- Image Number: SPG517b_BTS_0403b.jpg -- Pictured: Behind the scenes with Melissa Benoist -- Photo: Katie Yu/The CW -- © 2020 The CW Network, LLC. All rights reserved.