Batman: The Animated Series was so quintessential and iconic that the DCUs Batman should replicate its numerous strengths. Batman: TAS remains a defining portrayal of the Dark Knight, blending a perfect mix of storytelling, aesthetic, and characterization. It achieved a delicate balance between dark themes, emotional depth, and thrilling action while still being appropriate for younger audiences. As the DCU moves forward with its own Batman, there are essential elements from Batman: TAS that could greatly enhance the new cinematic version.

https://screenrant.com/dcu-batman-lessons-batman-the-animated-series/