Damian's New Costume

Why is his new Robin costume getting so complicated?

How did we get from this: http://vignette4.wikia.nocookie.net/batman/images/5/5b/2150927-7.jpg/revision/latest?cb=20120110214559

To this: http://i.kinja-img.com/gawker-media/image/upload/t_original/wmlprwv2uky0u9tbxyno.jpg