Chris McKay ("The Lego Batman Movie") continues to develop a a live-action, stand-alone feature based on DC Comics' superhero 'Nightwing' (aka 'Dick Grayson', the former 'Robin'), from a screenplay by Bill Dubuque ("The Accountant"):
"...'Dick Grayson', the former 'Robin', emerged from the shadow of 'Batman' to become the vigilante 'Nightwing' ...
"...and leader of a fearless band of heroes..."
Click the images to enlarge and Sneak Peek "Nightwing"...