In the Lego Batman Movie (2017) Robin puts on a costume labelled 'Nightwing'. The reference here is that in the main DC canon, Batman's first Robin (Dick Grayson) leaves Batman to become
Here's Why Robin Is the Best Part of 'The Lego Batman Movie'
Lego Batman and Robin by AliceingJabberwocky on DeviantArt
Lego Robin 70917 70916 70905 The LEGO Batman Movie Super Heroes Minifigure | eBay
First Try DIY Lego Batman Halloween Costume
New Lego Batman Movie Clip Reveals How Robin Got His Costume - GameSpot