May 24, 2016 10:57 AM EDT

Tyrion and Cersei Lannister finally got the chance to battle it out Monday night, although it may not have been in the way Game of Thrones fans envisioned. Peter Dinklage and Lena Headey, who play the perpetually at-odds siblings on the HBO drama, made an appearance on Conan to play a few rounds of Overwatch during the host’s latest “Clueless Gamer” segment. As the two went head to head in the Blizzard Entertainment game, O’Brien provided some colorful commentary from his seat on the Iron Throne.

Read More: This Tiny Game of Thrones Detail May Be the Key to Bran’s Future

Watch the full clip below.

Write to Megan McCluskey at megan.mccluskey@time.com.

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