The CW’s interconnected Arrowverse is home to a wide variety of superhero costumes that range from being “functional, but kinda tacky” to “impractical, but nifty to look at in a comic book-y way.” Few of them can truly said to be damn-near perfect (because, even though Thunder’s costume is choice, Black Lightning …
Source: io9 – Supergirl’s Dreamer Might Have the Best Costume in the Entire Arrowverse