That Batgirl design is supposed to be her Year One design "updated." Sean Gordon Murphy is the laziest costume designer, I swear. It's not terrible, but the backpack is just a whatever update to this:
Which in and of itself is a modified version of her Year one costume
Barbara has had some great costume designs, and that one doesn't work for her, especially coming off of her Burnside one.
The Red Hood one is just...I guess if you really dig Casey Jones? Also he carries a crowbar now, which is hilarious.
I dunno. He'll never lose the variation on perfection, to me: