Stephanie Brown and Daxton Chill are among the names shown in Bruce's file of possible Robins. In the comics, Daxton Chill is a member of We Are Robin, and Stephanie Brown is the daughter of Cluemaster, who makes a homemade Batgirl costume and demands that Bruce make her the new Robin.
Barbara refers to the Titans as a superhero school, with Dick dismissing this as untrue. Coincidentally, a new comic book series entitled Titans Academy debuted in 2021, the same year that this episode premiered. This series sees Titans Tower being converted into a school for the next generation of superheroes, with the older Titans (including Nightwing/Dick, Starfire/Kory and Best Boy/Gar) serving as teachers.
At around the 14 minutes mark, when the police officer tells the delivery boy "go home, it's not safe in the streets", behind them, on the wall, there's a signs that reads "This is paradise", but it's upside down, supporting the statement that those streets are the opposite of paradise.