Guiliani said this

[xenon]

https://www.businessinsider.com/giuliani-claims-trial-by-combat-comment-game-of-thrones-reference-2021-1

Defending his "Trial by comment" quip on the stage with Trump.

"I was referencing the kind of trial that took place for Tyrion in that very famous documentary about fictitious medieval England," Giuliani told the reporter Brett Samuels. "When Tyrion, who is a very small man, is accused of murder. He didn't commit murder, he can't defend himself, and he hires a champion to defend him."

I thought this was a satire article.