The comic that arguably has the most influence on The Penguin is Batman: Dark Victory by Jeph Loeb and Tim Sale, which serves as a direct sequel to Batman: The Long Halloween. In Batman: Dark Victory,

But one complete scene stood out to me in the finale as a deliberate set up for where we might see Oz in The Batman: Part 2. Almost as if Matt Reeves asked LeFranc to include this one sequence, just to lay the groundwork for a story he’d like to explore down the line.

With the success of The Penguin on HBO, Matt Reeves should consider introducing Gotham City's most controversial hero in The Batman Part II. Script by Joshua M. Patton, video edited by Ramiro Castillo.