The costars often duked it out on the Emmys trail during their time on the hit HBO drama.

Roman and Kendall Roy are facing off once again this time at the2025 Oscars.

Speaking withEntertainment Weekly, Culkin revealed that Eisenberg’s script first drew him toA Real Pain.

Kieran Culkin, Jeremy Strong HBO Succession

Peter Kramer/HBO

I read it and went, ‘Oh, I know how to do that.'"

(Stan also received a Best Actor nomination.)

“It has to go beyond something simply mimetic,“Strong told EW for our October cover story.

Jeremy Strong and Kieran Culkin attend Vanity Fair, Amazon Studios and Audi Celebrate The 2020 Awards Season at San Vicente Bungalows on January 04, 2020 in West Hollywood, California.

Jeremy Strong and Kieran Culkin.Matt Winkelmeyer/Getty

“You are trying to render, with a certain level of exactitude, this person, their behavior.

In Roy’s case, the way he spoke and carried himself physically.

But that stuff is all, in a way, cosmetic.

With this, it was peering into the heart of darkness.”