In the Brightest Day crossover, Carter and Shiera follow Hath-Set, who has collected the bones from all of their past bodies, and created from them a portal to Hawkworld. When Cinnamon is assaulted by the burglar "Gentleman Jim" CraddockNighthawk hangs him up, thereby tying his destiny to theirs. Hawkgirl then visited Hawkgirl justice league wonder woman apartment of Alan Scott who was still mourning over the death of his partner Sam. At episode twenty, "Riddle of the Heart", Hawkgirl, Batgirl and Flash are late at night saving cats, during this they find a paper attached to one of the cats with a riddle, the team works together to solve it until they encounter The Riddlerthat was behind it, in the meantime Hawkgirl and Flash are trapped in a net and Batgirl has to Hawkgirl justice league wonder woman the Riddler alone. Eventually, she was granted a costume of her own and a belt of gravity-defying Nth metal, and joined him at his side as Hawkgirl.