13. Kesel Coffee
The Kesel Coffee advertisement can be seen on a Gotham City cab in a scene where “The Speedwagon” converts to “Black Thunder” and then flies away. Karl Kesel is an Eisner Award nominated artist and writer who has contributed to both DC and Marvel for over 30 years. The bulk of his DC work include numerous seminal Superman stories including the creation of the modern Superboy, Kon-El. Before the New 52, Kesel was responsible for developing Harley Quinn in a number of ongoing series.
Image Credit: Batman and Superman World’s Finest #1 (1999), Harley Quinn: Preludes and Knock Knock Jokes (2009), The LEGO Batman Movie (2017)