Warning: The following contains SPOILERS for the Gotham Knights pilot.There are Easter eggs in plenty to be found in the Gotham Knights premiere, referencing both DC Comics and other Batman adaptations. Set in a world apart from the Earth-Prime setting of the Arrowverse, Gotham Knights centers upon a group of teenagers who find themselves framed for the murder of Bruce Wayne, whose secret life as Batman has been exposed to the world. With chaos threatening to overtake Gotham City and a sinister organization plotting to bring about their own brand of order, the teens must become the heroes Gotham deserves in its darkest hour.
https://screenrant.com/gotham-knights-show-premiere-batman-dc-easter-eggs/