The Gojo nah I’d win meme leaped from the pages of the manga Jujutsu Kaisen, a series written and illustrated by Gege Akutami and first released on October 3, 2020.

The flashback pieces things together, putting Gojo's "Nah, I'd win" in a different light. It's been acknowledged that Gojo never believed he could beat Sukuna through his strength alone.